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296 results for β€œdiff”

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alignmentforum.orgarticle🧠 AI

Some β€œcoherence arguments” are two different things in a trenchcoat

Steven Byrnes posted "Some coherence arguments are two different things in a trenchcoat" on the AI Alignment Forum on 2 November 2026. It is an 11-minute post tagged Coherence Arguments and AI. By its title it argues that some coherence arguments bundle two separate claims together. The fetched page held no body text, so the specific claims are not confirmed.

Steven ByrnesAI Alignment Forum

ai-safetyΒ· Published and added 2 Nov 2026

eva.acarticleπŸ›‘οΈ Security

So I guess everyone uses LLMs to think now

The eva.ac author argues that recent AI-credited vulnerability findings come from skilled researchers steering LLMs, and that AI firms use disclosures as marketing. Cases cited: Calif, OpenAI and Wiz framing PHP2Shell differently; a hash teaser before the Tailscale "tailworm" privilege escalation (author's account: Tailscale not contacted); and the eMudhra CA key found without AI. No sources, dates or CVEs are given.

LLMOpenAIWiz+3
CalifeMudhraPHP2Shell+1

AI Security, otherΒ· Added 2 Nov 2026, published 1 Nov 2026

huggingface.copaper🧠 AI

Your Benchmark Is an Empirical Measure Over Difficulty

The paper treats a benchmark as an empirical measure over item difficulty and formalizes two failure modes: measure mismatch (benchmark difficulty distribution differs from the intended one) and coverage gaps (uncovered difficulty regions that hide localized training progress). It proposes two diagnostic metrics with theoretical guarantees and analyzes 25 popular benchmarks across 7 domains using estimated item difficulties. It also introduces BenchFill, a difficulty-targeted item rewriting algorithm that reduces local coverage gaps.

BenchFill

evals, researchΒ· Added 31 Oct 2026

ethresear.chthreadπŸ›‘οΈ Security

ERC draft: Independent Simulation Result for (STVA)

ERC draft "Independent Simulation Result" (STVA) defines a canonical, content-addressed SimulationResult (success, gasUsed, returnData, stateDiffHash, logsHash, snapshotId, resultHash) that any wallet, hardware device or verifier can recompute from the same VerificationPayload and state snapshot. It targets compromised-frontend and UI/calldata-mismatch attacks, and defines Basic, Standard and Strict compliance levels. Open questions are stateDiff encoding, prestate proofs and binding to capability tokens.

EthereumrevmSafe
ERC-7730EIP-712ERC-4337+3

BlockchainΒ· Published and added 30 Oct 2026

decrypt.coarticleπŸ›‘οΈ Security

Secret Service, FBI Join Binance Hack Probe as Circle Freezes $823 Million

Decrypt reports that Binance is working with the FBI and U.S. Secret Service after a theft of about $6.4 billion, which TRM Labs and Chainalysis attribute to North Korea's TraderTraitor group, also linked to the February 2025 Bybit hack. Circle froze about $823 million in USDC and Tether froze USDT, though the page gives differing Tether totals. Binance first suspected a compromised DevOps engineer laptop, found more breach points, and saw no evidence of leaked wallet private keys.

USDCTether
TraderTraitorBinanceBybit+10

Blockchain, Threat IntelΒ· Published and added 30 Oct 2026

interconnects.aiarticle🧠 AI

Was I wrong about open models & cyber risks?

Interconnects post in which Nathan Lambert revisits his claim that an open-weight Claude Mythos would have been survivable. He argues GLM-5.3 already crosses the capability threshold with little visible societal change, and quotes Rob Wiblin, Anthropic and Zvi Mowshowitz as examples of exaggerated warnings. He cites Epoch AI's Firefox exploit built with GLM-5.3, and treats the recent vulnerability surge as an ecosystem trend driven by AI capability and diffusion, not open versus closed models.

FirefoxGLM
Claude MythosGLM-5.3Anthropic+13

ai-policy, ai-safety, modelsΒ· Published and added 30 Oct 2026

interconnects.aiarticleπŸ›‘οΈ Security

Was I wrong about open models & cyber risks?

Interconnects post in which Nathan Lambert revisits his claim that an open-weight release of Claude Mythos in April 2026 would have been survivable. He argues GLM-5.3 already crosses that capability threshold with little visible harm. He cites Epoch AI's GLM-5.3 Firefox file-exfiltration exploit and Joshua Saxe's trend data, and says recent vulnerability waves come mostly from closed models and general AI diffusion.

GLMFirefoxGitLab+1
MythosProject GlasswingPHP2Shell+9

AI Security, otherΒ· Published and added 30 Oct 2026

ethereum-magicians.orgotherπŸ›‘οΈ Security

ERC draft: Independent Simulation Result for (STVA)

ERC draft "Independent Simulation Result" (STVA) defines a canonical, content-addressed SimulationResult structure that wallets, hardware devices or third-party verifiers can recompute from the same VerificationPayload and state snapshot. It specifies fields, a keccak256 or EIP-712 result hash, and Basic, Standard and Strict compliance tiers. The goal is to close UI/calldata mismatch attacks where a compromised frontend serves a false simulation. Open questions cover stateDiff encoding and prestate proofs.

EthereumrevmSafe
ERC-7730Scoped Capability TokensUI/calldata mismatch+5

BlockchainΒ· Published and added 30 Oct 2026

depthfirst.comarticle🧠 AI

dfbench β€” depthfirst

dfbench is depthfirst's held-out benchmark for frontier models on open-ended defensive security work: vulnerability detection, validation of findings, and differential analysis between commits. It reports recall, precision, F1 and cost per task for about 20 models at several thinking levels, split by domain (application, low level, smart contract) and by single or multi-repo scope. Overall detection recall ranges from about 21% to 69%.

LLM
dfbenchdepthfirstGPT-5.6 Sol+16

evalsΒ· Added 29 Oct 2026

depthfirst.comarticleπŸ›‘οΈ Security

dfbench β€” depthfirst

dfbench is a held-out benchmark maintained by depthfirst that scores frontier LLMs on defensive security work: vulnerability detection, validation (precision) and differential analysis between commits. It reports recall, precision, F1 and cost per task by model and thinking level, split by application, low-level and smart-contract code and by single or multi-repo scope. Overall detection recall runs from about 21% to 69%, with the top figure at $99.19 per task for Mythos 5; validation precision mostly falls between 15% and 49%.

LLMKimi K3Grok+3
dfbenchdepthfirstGPT-5.6 Sol+3

AI Security, AppSecΒ· Added 29 Oct 2026

x.comtool🧠 AI

Zyon βš—οΈ (@zyonbuilds) on X

Orca is an open-source (MIT) desktop app from stablyai for running a fleet of coding agents, including Claude Code, Codex and OpenCode, each in its own git worktree using the user's own subscriptions. Features include fanning one prompt across five agents and merging the winner, commenting on diffs and sending them back, SSH worktrees on remote machines, and a phone app for steering agents. The post reports 103k stars.

Claude CodeCodexOpenCode+3
Orcastablyai

coding-agents, agentsΒ· Added 30 Oct 2026, published 29 Oct 2026

arxiv.orgpaper🧠 AI

Aligning Medical Vision Language Models at the Capability Boundary with Entropy Adaptive Rubric Grounding

MedCBR is a two-stage alignment framework for medical vision language models. Difficulty Weighted Boundary Preference Optimization (DBPO) trains on counterfactual preference pairs at the model's capability frontier. Entropy Gated Grounded Policy Optimization (EGPO) then applies distilled clinical rubrics according to prediction entropy. It reaches 61.2% average accuracy on six medical benchmarks, with the largest gains on differential diagnosis, and the two stages combine super-additively.

vision-language modelpreference optimizationreinforcement learning
MedCBRDifficulty Weighted Boundary Preference OptimizationEntropy Gated Grounded Policy Optimization+1

research, training, multimodalΒ· Added 31 Oct 2026, published 29 Oct 2026

arxiv.orgpaper🧠 AI

When LLM Architectures Meet Smart Contract Vulnerability Detection: a Replication Study

This paper replicates Chen et al.'s study of LLM-based smart contract vulnerability detection, first on GPT-4 and then on Mixture-of-Experts, RNN-like and State Space Models. The exact replication confirms the high-recall, low-precision pattern on GPT-4. The differentiated replication finds the pattern does not transfer uniformly: GPT-4 and Gemma-3 behave alike despite a roughly 100x parameter gap, while two MoE models diverge.

LLMTransformerMixture of Experts+3
Chen et al.GPT-4Gemma 3+1

research, evalsΒ· Added 30 Oct 2026, published 28 Oct 2026

arxiv.orgpaper🧠 AI

Benchmarking decision models against generative large language models on medical multiple-choice questions

This preprint benchmarks 13 decision models against 15 generative LLM configurations, including different reasoning settings, on 1,273 text-only four-option MedQA questions. Accuracy ran 67.71% to 89.08% for decision models and 78.32% to 96.86% for generative configurations. Decision models were cheaper and faster, but answers with probability of at least 0.90 still had error rates of 1.71% to 12.77%, and probability repeatability varied across three runs.

LLM
MedQAMercury DecideClef Omni+1

evals, researchΒ· Added 30 Oct 2026, published 28 Oct 2026

arxiv.orgpaper🧠 AI

Locating Sycophancy Across Training Stages in Open Language Models

Locating Sycophancy Across Training Stages in Open Language Models measures sycophancy in 13 open checkpoints from 5 lineages, from base model through supervised fine-tuning and preference optimization to release. It finds two behaviors with different origins: deference to a claim in the prompt exists in every base model, while capitulation under user objection is largely absent from base models and present in every post-trained checkpoint. Post-trained models often drop firmly held answers as readily as loosely held ones when the objection names an alternative.

LLM
arXiv

ai-safety, research, evalsΒ· Added 30 Oct 2026, published 27 Oct 2026

arxiv.orgpaper🧠 AI

Metacognitive Decoding: Efficient Inference for Diffusion Language Agents

Metacognitive Decoding is a lightweight plug-in controller for diffusion language model backbones. It learns when to finalize tokens and how far generation should extend, and is trained on agent trajectories to balance correctness against generation cost. Across five benchmarks it cuts inference FLOPs by 20.6% on average versus the most efficient baseline, with competitive task accuracy. The abstract names no specific benchmarks or backbones.

diffusion model
arXiv

research, agents, inferenceΒ· Added 28 Oct 2026, published 27 Oct 2026

arxiv.orgpaper🧠 AI

Know, then Draw: A New Learning Paradigm for Visual Generation

Know, then Draw is a learning paradigm for visual generation that uses autoregressive pretraining to acquire semantic knowledge and diffusion post-training for high-fidelity rendering. Controlled comparisons find autoregression the stronger pretraining objective, and semantic quality matters more than AR-only generation quality. This motivates a purely semantic tokenizer trained with language supervision only. A 3B text-to-image model trained in 6,600 H100 GPU-hours scores 86 on GenEval and 87 on DPG-Bench.

diffusion modelTransformer
arXivGenEvalDPG-Bench+1

research, multimodal, trainingΒ· Added 28 Oct 2026, published 27 Oct 2026

arxiv.orgpaper🧠 AI

Perceiving and Predicting Dynamic Sports: Spatiotemporal Intelligence in Vision Models for Egocentric Tennis Video

This paper presents an annotated egocentric tennis dataset (egocentric video synced with five allocentric views, global positions, contact times, stroke types) and evaluates image encoders, video encoders and vision-language models on seven prediction tasks. Best models reach 0.14 m player and 0.54 m ball localization error and 0.14 s contact-time error. Depth input helps 3D ball localization, and longer histories do not help forecasting. A conditional diffusion model generates whole-body tennis motion in real time.

vision-language modeldiffusion modelTransformer
arXiv

research, multimodal, evalsΒ· Added 28 Oct 2026, published 27 Oct 2026

arxiv.orgpaper🧠 AI

CRISP: Co-designing Pruning and Scheduling for Efficient MoE Inference on Edge Servers

CRISP is a combination-aware framework that co-designs pruning and runtime scheduling for Mixture-of-Experts inference on memory-constrained edge platforms. It reorders neurons by importance so one stored expert supports several execution widths, gives hot, warm and cold expert combinations different widths, and overlaps expert loading with computation. On Mixtral-8x7B and DeepSeek-MoE-16B it raises throughput up to 2.1x at the same memory budget, with accuracy loss limited to 3.6%.

Mixture of Experts
Mixtral-8x7BDeepSeek-MoE-16BarXiv

inference, researchΒ· Added 28 Oct 2026, published 27 Oct 2026

arxiv.orgpaper🧠 AI

Bayes-Adaptive MDPs for Rollout Allocation to Enhance GRPO Training

AdaRoll-GRPO is a method that allocates GRPO rollout budgets per question by difficulty instead of uniformly. It frames allocation as a sequential decision problem and learns an allocation policy with a Bayes-adaptive MDP, computed offline so training adds no online optimization cost. Experiments on several reasoning datasets and LLM architectures show gains over standard GRPO at the same total rollout budget.

GRPOLLM
AdaRoll-GRPOarXiv

training, researchΒ· Added 28 Oct 2026, published 27 Oct 2026

x.comadvisoryπŸ›‘οΈ Security

lee1981 (@lee1981b) on X

CVE-2026-115905 is a ZIP cloaking flaw in the Rust zip crate (zip-rs/zip2), rated CVSS v4.0 10.0 and affecting versions below 9.0.5. ZipArchive reads central-directory metadata while ZipStreamReader reads local headers, so a crafted archive can pass filename inspection and then overwrite a different file during streaming extraction. Version 9.0.5 adds consistency checks, but ZipStreamReader::new leaves them off by default, and extraction is not atomic, so files can be written before an error is raised. The post covers CWE-20 and CWE-436, KEV and EPSS status, Debian status and a six-step investigation trail.

Rustzip crateCargo+3
CVE-2026-115905CWE-20CWE-436+3

AppSec, Blue Team & DetectionΒ· Added 29 Oct 2026, published 27 Oct 2026

arxiv.orgpaper🧠 AI

DCKV: Learned Transform Coding of the Prompt KV Cache in Hybrid Language Models

DCKV is a differentiable codec for the prompt KV cache of hybrid language models, which keep a KV cache only in their few full-attention layers. Transform, quantizer and entropy models (conditioned on prompt tokens and already decoded neighbouring positions) are trained end to end against a frozen model. On Qwen3.5-2B it stores a token in over 55 times fewer bytes than bf16 with at most 1.8 points lost on three long-context benchmarks, and over 100 times fewer with at most 3.6 points lost.

Qwen3.5TransformerLLM
DCKVarXiv

research, inferenceΒ· Added 28 Oct 2026, published 27 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

Analyzing Compiler-induced Constant-time Violations with Compiler at Scale

CTGREP is a compiler-based framework that applies differential analysis across the whole Clang/LLVM compilation chain to find where, how and under which configurations compiler optimizations break constant-time cryptographic code. Applied to seven libraries, three Clang versions, six targets and thousands of configurations, it led to 48 cases fixed with developers. It also identified seven new problematic LLVM passes and bypassed existing compiler-flag mitigations.

LLVMClang
constant-time violationstiming side-channeldifferential analysis+1

Hardware & RF, AppSecΒ· Added 27 Oct 2026, published 26 Oct 2026

x.comthreadπŸ›‘οΈ Security

BenjaminπŸ‘¨β€πŸ’» (@Hislordship_9) on X

Thread on Forever Security's finding that a planted Markdown "Engineering Work Guidelines" file in ~/Downloads made Codex add a "project-tools" MCP server to ~/.codex/config.toml. The server ran npm install function-color, a known malicious package, and started a child session with --dangerously-bypass-approvals-and-sandbox. Codex complied in over 90% of the firm's tests; Claude Code, via a CLAUDE.md setting ANTHROPIC_BASE_URL, about half. Advice: don't start agents in Downloads, review instruction files, and diff agent config.

CodexClaude CodeModel Context Protocol+1
Forever Securityfunction-colorAGENTS.md+4

AI Security, Supply ChainΒ· Added 27 Oct 2026, published 26 Oct 2026

openai.comarticle🧠 AI

ChatGPT’s expanding world of work

OpenAI Signals work-activity data is a dataset release from OpenAI Economic Research. It maps consumer ChatGPT work messages to 165 O*NET Intermediate Work Activities across nearly 100 countries, quarterly from Q1 2025 through Q3 2026. Work use became less concentrated over time, and countries specialized differently. It covers individual plans only, not enterprise or Codex, and applies aggregation, small-group withholding and noise for privacy.

ChatGPTCodex
OpenAIOpenAI SignalsO*NET

ai-policyΒ· Published and added 26 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

Decision Attacks on Known-Covariance Ring-LWE via Public Gram Determinants

Anis Bkakria's ePrint 2026/2638 gives polynomial-time decision attacks on Known-Covariance Ring-LWE (KCov-RLWE), the assumption Micciancio and Suhl introduced for simulation-secure threshold encryption. The public sample and covariance hint form a bordered Gram matrix whose determinant leaks a residual that differs between real and uniform samples. The attacks cover broad prime-modulus families at ring rank one and transfer to composite moduli with an odd prime divisor. Power-of-two moduli are not covered, and the paper does not break the full threshold-encryption scheme.

Ring-LWE
Known-Covariance Ring-LWEMicciancio and SuhlGram determinant+2

otherΒ· Added 26 Oct 2026, published 25 Oct 2026

github.comrepo🧠 AI

Show HN: Farol – A risk map of a pull request for the person who approves it

farol is a free, MIT-licensed CLI and GitHub Action that runs after an AI code review and gives the human approver a risk verdict (fast track, quick review, careful review) and a 0-100 score for a pull request. It uses the TypeScript type checker, go/types and Python ast to trace which pages, APIs and jobs a change reaches, and it adds diff coverage, security findings and contract breaks. It never executes or sends code.

GitHub ActionsTypeScriptGo+10
farolClaude CodeWinnin

coding-agentsΒ· Added 26 Oct 2026, published 25 Oct 2026

arxiv.orgpaper🧠 AI

Sliding Networks: A Family of Residual Structures Preserving Feature Learning and Feature Diversity

Sliding Networks is a family of residual network structures with a joint width and depth scaling recipe that keeps both locally maximal feature learning and feature diversity in the residual stream. The key quantity is the ratio N_flat/(N_sharp L) tending to a constant alpha, and Half Copy correlated initialization can relax the shape constraints. Residual-MLP experiments support an SDE limit, but language-model experiments show performance differences under regrouping at fixed parameter count.

Transformer
arXiv

researchΒ· Added 27 Oct 2026, published 24 Oct 2026

arxiv.orgpaperπŸ›‘οΈ Security

Enhancing LLM-Based Vulnerability Detection via Representation-Aware Logical Ensemble

RALE (Representation-Aware Logical Ensemble) is a method for detecting vulnerabilities in C source code with LLMs trained on different code representations: raw source, Abstract Syntax Trees and Control Flow Graphs. The authors show the representations suit different vulnerability classes, and combine the models with explicit logical rules and majority voting. Single-representation models reach up to 73% F1, while the ensemble reaches 78%.

LLMC
RALERepresentation-Aware Logical EnsembleAbstract Syntax Tree+1

AI Security, AppSecΒ· Added 28 Oct 2026, published 24 Oct 2026

simonwillison.netarticle🧠 AI

battledrones v14: Compass Rose, a four player map

Battledrones v14 adds "Compass Rose", a four-player map with four-way rotational symmetry, to Simon Willison's vibe-coded RTS game, dated 24 October 2026. A single prompt to Claude Opus 4.5 produced the map and extended the WebSocket multiplayer code to four players, with AI filling empty slots. Players join by share link or QR code. New teams are purple and green. The post gives no code or diff.

ClaudeWebSocket
Simon WillisonClaude Opus 4.5Battledrones

coding-agentsΒ· Published and added 24 Oct 2026

arxiv.orgpaper🧠 AI

Tool-Calling LLM Agents Under Realistic MCP Faults: Scale Does Not Purchase Fault Tolerance

MCP-Injector is a protocol-aware fault-injection middleware for Model Context Protocol tool calls, with permanent, transient and intermittent faults on seedable schedules. Its fault model comes from 57,240 issue and PR threads across 1,774 open-source MCP repositories. In a 1,350-cell experiment, faults cut task-completion score by 60% (8.08 to 3.23 of 10), and the 120B gpt-oss model was no more resilient than the 20B. Agent stacks differed in how well they absorbed faults.

Model Context ProtocolOpenAI Agents SDKLangChain+2
MCP-Injectorgpt-oss-120bOpenAI

mcp, evals, agents, researchΒ· Added 26 Oct 2026, published 23 Oct 2026

arxiv.orgpaper🧠 AI

DRIVE: Fine-tuning via Data Contribution- and Diversity-aware Weighting with Prior Regularization

DRIVE is a per-sample weighting framework for single-stage fine-tuning when the source pre-training data is unavailable. It uses one differentiable objective: Shapley additivity splits each sample's contribution into anti-forgetting and adaptation parts, a covariance-based diversity term reshapes them, and a sample-characteristic prior stabilizes them. The authors prove better stability-plasticity guarantees than existing weighting schemes and report better performance, faster convergence and more robustness.

DRIVEarXiv

training, researchΒ· Added 26 Oct 2026, published 23 Oct 2026

opensourcemalware.comwriteupπŸ›‘οΈ Security

Python Packages Vulnerable to Node2Shell

Analysis of CVE-2026-111497 (Node2Shell), an out-of-bounds write in Google's Brotli C decoder, showing it also affects the PyPI packages Brotli (all releases up to 1.2.0) and brotlicffi (up to 1.2.0.2). The author diffed the 1.2.0 and 1.2.1 sdists and confirmed the behaviour with AddressSanitizer. Fixes are Brotli 1.2.1 and brotlicffi 1.2.1.0, both patched without release notes. No advisory database lists either package yet.

BrotlibrotlicffiPyPI+3
CVE-2026-111497Node2ShellPHP2Shell+5

AppSec, Supply ChainΒ· Published and added 23 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

Pairwise Independence of Ten-Round AES

Pairwise Independence of Ten-Round AES (Zhongfeng Niu, Kai Hu, ePrint 2026/2608) proves that ten rounds of AES with independent uniform round keys and input/output whitening are within 3017/2^141 (below 2^-129) statistical distance of pairwise independent. The proof bounds the averaged difference-distribution matrix over five superbox layers, using Gram moments and MDS code constraints. Final-round MixColumns omission is retained.

AES
pairwise independencedifference-distribution matrixMDS code+1

otherΒ· Added 24 Oct 2026, published 23 Oct 2026

huggingface.cowriteup🧠 AI

Turning Database Grading into RL Rewards: Post-Training Agents with ThinkingBox

ThinkingBox-Training is Microsoft's released RL stack that turns executable database-state checks from ThinkingBox tasks into GRPO rewards. Fifty GRPO steps on 187 curated tasks raised Qwen3.8-27B pass@1 from 51.70% to 60.78% and tasks passing all 20 attempts from 38 to 107 on the held-out 507-task benchmark. The post explains offline policy-relative difficulty filtering with Jeffreys posteriors, the 24-H100 Verl setup and evaluation steps.

GRPOQwen3.8-27BVerl+9
MicrosoftThinkingBoxThinkingBox-Bench+11

training, agents, evalsΒ· Published and added 22 Oct 2026

arxiv.orgpaper🧠 AI

The Geometry of Metaphor: Probing and Steering Metaphor Representations in Large Language Models

The Geometry of Metaphor is an October 2026 arXiv preprint that uses mechanistic interpretability to find causal subspaces for metaphor in LLMs of different architectures and sizes. The authors steer output on classification tasks across parts of speech. They also steer generation tasks, showing the metaphoricity of model output can be controlled. The abstract gives no model names or metrics.

LLM
arXiv

researchΒ· Added 24 Oct 2026, published 22 Oct 2026

arxiv.orgpaper🧠 AI

Training Small Language Models for Transferable Tool Selection

This paper trains small open language models with reinforcement learning to select tools for multi-step instructions over corpora of more than ten thousand tools. A Qwen3-8B model post-trained with the recipe outperforms Llama-4-Maverick (402B) on ToolBench. The trained model transfers to different retrievers and generalizes to new tool corpora in other domains, without relying on proprietary LLMs like Claude or ChatGPT.

Qwen3LlamaLLM
ToolBenchClaudeChatGPT+1

research, training, agentsΒ· Added 24 Oct 2026, published 22 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

Linear Cryptanalysis of TFHE-Friendly Cipher FRAST in the Average Key Setting

Linear cryptanalysis of FRAST, a TFHE-friendly stream cipher, in the average key setting. It fixes the false-positive problem left open in the earlier attack by Bak et al., showing key differences fall into five indistinguishable classes per round. The Contract algorithm recovers the master key for 10 rounds and, on weak keys of density 2^-11.8 to 2^-5.4, reaches full FRAST within the claimed security.

FRASTTFHE
Contract algorithmBak et al.linear cryptanalysis+1

otherΒ· Added 24 Oct 2026, published 22 Oct 2026

arxiv.orgpaper🧠 AI

Chunk Recomputation under Real Document Revisions: Measuring Update Cost and Retrieval Quality of Fixed, Recursive, and Content-Defined Chunking

Chunk Recomputation under Real Document Revisions measures how much text must be re-embedded after edits for three stateless chunkers (non-overlapping fixed-size, recursive paragraph-first, content-defined) on 120 pairs of adjacent Chinese and English Wikipedia revisions. Fixed-size recomputes 57-68% of the new-version workload, recursive 38-56%, content-defined 43-54%, while evidence recall at a 2048-token budget differs by under two points. The authors argue update cost should be reported alongside retrieval quality.

RAG
WikipediaarXiv

llm-apps, research, evalsΒ· Added 24 Oct 2026, published 22 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

Efficient Laconic Oblivious Transfer with Malicious Security

Efficient Laconic Oblivious Transfer with Malicious Security is an ePrint paper (2026/2593, ASIACRYPT 2026 revision) giving the first maliciously secure laconic OT that uses its primitives only as black boxes. It adds equivocal vector commitments and maliciously secure witness encryption to the commitment-plus-witness-encryption paradigm. Security is proven in the UC model against malicious senders and in the context model against malicious receivers. Instantiations use LWE and bilinear Diffie-Hellman assumptions in the standard model.

laconic oblivious transferequivocal vector commitmentswitness encryption+3

otherΒ· Added 24 Oct 2026, published 22 Oct 2026

arxiv.orgpaper🧠 AI

Disentangling Robustness and Sycophancy in Multilingual LLMs

The SC-matrix is an evaluation framework for multilingual LLM sycophancy. It crosses a model's competence (correct answer with no pressure) with its sycophancy (keeping that answer under pressure), so agreeing with a false premise can be told apart from not knowing the answer in that language. Results: equal aggregate sycophancy rates hide different failure mixes, high competence does not always protect, and reasoning-oriented mitigations beat directive ones.

LLM
arXiv

ai-safety, evals, researchΒ· Added 24 Oct 2026, published 22 Oct 2026

soliditylang.orgadvisoryπŸ›‘οΈ Security

Yul Optimizer Knowledge Base Stale Bookkeeping Bug

Solidity advisory on a Yul optimizer bug in the KnowledgeBase, present in versions 0.8.19 to 0.8.37 and fixed in 0.8.38. Stale cached address offsets let LoadResolver and EqualStoreEliminator treat coinciding memory or storage slots as distinct, so loads return outdated values or needed stores are dropped. It includes a pure-Solidity reproducer for --via-ir, a Sourcify scan with no differing bytecode, and checks for deployed contracts. Rated low severity.

SolidityYulSourcify+1
Ethereum Foundation bug bountyDaniel BoyeSurya Prakash Akula+4

AppSecΒ· Published and added 22 Oct 2026

endorlabs.comwriteupπŸ›‘οΈ Security

LiteLLM 1.107.0 Compromised: Python Startup Hooks Steal Cloud, AI, and Proxy Credentials | Endor Labs

litellm 1.107.0 was published to PyPI on 21 October 2026 from a source revision that differs from the official tag. One line in the Maturin config (data = "cook") installs cook.pth, cook.py and sitecustomize.py, which run on every Python start. They steal cloud, AI and proxy credentials, including the LiteLLM database tables, and load remote code hourly. The post gives IOCs, a five-step response plan and hardening advice.

LiteLLMPyPIPython+3
litellm 1.107.0cook.pthsitecustomize.py+5

Supply Chain, Malware & RE, DevSecOpsΒ· Published and added 21 Oct 2026

blog.trailofbits.comarticle🧠 AI

Your AI agent fixed the bug, but what else did it change?

Trail of Bits releases patching-bugs and regression-hunt, two agent plugins built with OpenAI through Patch the Planet. patching-bugs reproduces bugs, writes fixes and runs a three-arm proof; regression-hunt traces diffs to real interfaces, confirms with live PoCs and a fresh-context replay. A review of 130+ merged PRs found 21 regressions, and regression-hunt gave 25% fewer false positives than a baseline Codex prompt.

Codexpatching-bugsregression-hunt
Trail of BitsOpenAIPatch the Planet+4

coding-agents, agents, evalsΒ· Published and added 21 Oct 2026

layerfs.aitool🧠 AI

LayerFS: The filesystem for AI coding agents

LayerFS is a serverless, versioned filesystem for AI coding agents. Every file or Bash tool call becomes a commit on a branch, agents on different machines share one Store without a database server, and same-file clashes are refused with Conflict. Forks copy no files, chunks are deduplicated and compressed, and ignored dependency files persist, so a mount takes about 0.05 s against about 5 minutes of reinstalling. The page gives vendor claims and no benchmarks or docs.

Git
LayerFS

coding-agents, ai-infra, agentsΒ· Added 22 Oct 2026, published 21 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

Modeling Modular Multiplication for Monomial Prediction and Impossible Differentials, with Application to MSX

This ePrint paper gives the first exact bit-level models of modular multiplication z=(xΒ·y) mod 2^n. One model is for monomial prediction under 3SDP-woU, the other for impossible differential search. Applied to the MSX lightweight cipher, it yields a 7-round integral distinguisher (2^96 data) for MSX-128, key recoveries on 8 and 9 of 18 rounds at about 2^228 operations, and 1,984 seven-round impossible differentials. Both models are implemented in CLAASP.

MSXCLAASP
MSX-128monomial predictionthree-subset division property+5

otherΒ· Added 24 Oct 2026, published 21 Oct 2026

openai.comarticle🧠 AI

Using thousands of AI agents to uncover new leads in biological data

Distributed biological reasoning is an approach in which thousands of GPT-Rosalind agents each analyzed one gene disruption in a whole-brain CRISPR atlas of millions of mouse brain cells, searched literature, and proposed mechanisms. OpenAI, PerturbAI and Scripps Research finished in 32 minutes. Distributed agents cited over 700 references versus 11 for a single agent, and blinded experts preferred their interpretations. Leads included Tsc1/Tsc2 differences and DCTN1 with cholesterol.

GPT-RosalindCRISPRHugging Face+1
OpenAIPerturbAIScripps Research+4

agents, researchΒ· Published and added 21 Oct 2026

arxiv.orgpaper🧠 AI

UniWALM: Unified World Action Language Model for Embodied Robot Control

UniWALM is a unified world-action-language model that learns video, action and language in one mixture-of-transformers backbone with per-modality diffusion heads that co-denoise together. Generated subtask and textual memory are fed back on the next step, so no external planner or memory bank is needed. It adds Flow Matching with Correction (FMC) for recovery from perturbed actions. It reaches 34.5% on the memory-dependent RMBench subset, above Mem-0's 28.5%, and lifts real-world Find-the-Item success from 11.1% to 61.1%.

Mixture of Expertsdiffusion modelflow matching+1
UniWALMFastWAMMolmoSpaces+2

research, multimodalΒ· Added 22 Oct 2026, published 20 Oct 2026

arxiv.orgpaper🧠 AI

AgenticRoboRL: Bringing Coding-Agent Post-Training to Agentic Robotics

AgenticRoboRL is a framework for post-training robot planners across different harnesses, combining supervised fine-tuning with multi-turn reinforcement learning. Harness-specific adapters link recorded planner interactions to task outcomes, so one RL pipeline covers both VLA skill invocation and control-code generation. On LIBERO-PRO, a 9B planner rose from 18.1% to 71.0% without external memory, near Codex (GPT-5.5) with memory at 72.1%. Code and checkpoints are promised.

Codexvision-language-action model
AgenticRoboRLLIBERO-PROGPT-5.5+1

research, training, agentsΒ· Added 22 Oct 2026, published 20 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

A Spectral Theory of Local-to-Global Leakage

A Spectral Theory of Local-to-Global Leakage is an IACR ePrint paper (2026/2571) by Rei Ueno on additive secret sharing over finite abelian groups. It gives an exact leakage decomposition into local leakage magnitude and spectral alignment across shares. Two channels with identical local mutual information can have exponentially different global leakage. Automorphism-weighted sharing can cancel leakage perfectly with finitely many shares, which ordinary additive sharing cannot do.

Rei UenoMΓΆbius inversion

Hardware & RFΒ· Added 21 Oct 2026, published 20 Oct 2026

peec.aiwriteup🧠 AI

Publish fake stats, get cited in LLMs

StateGlobe is an experiment in which a Peec AI researcher generated 50,000 fake statistics pages with GPT-4.1 for about $50. After 7 months, Google had deindexed the site, but ChatGPT-User still made about 72,000 requests in 30 days. The site drew 10,000+ ChatGPT sessions and 330+ referring domains, and its numbers were cited in an academic paper and bank research. The post explains why retrieval differs from ranking and how to build real statistics pages.

ChatGPTGPT-4.1Cloudflare+6
Peec AIStateGlobeOpenAI+11

llm-apps, ai-policyΒ· Added 21 Oct 2026, published 20 Oct 2026

labs.securitykid.comtoolπŸ›‘οΈ Security

SecurityKid β€” learn secure code review on real vulnerabilities

SecurityKid Labs is a practice platform for vulnerability code review built on real GitHub security advisories, de-identified and scrubbed. Users get a scope and a diff, pin the vulnerable line, name the root cause, and defend claims against an AI mentor. They then see the advisory patch and can earn verified badges and public writeups. The page gives no case list or pricing.

GitHub
SecurityKid

Learning, AppSecΒ· Added 20 Oct 2026

huggingface.coarticle🧠 AI

Hugging Face ❀️ TorchTPU: TPUs, Natively

TorchTPU is a native PyTorch backend that makes Google TPUs a regular "tpu" device, replacing the older torch_xla path and Optimum TPU. The Hugging Face post shows Transformers (device_map="tpu"), Diffusers (pipe.to("tpu")) and Pallas kernels from the Kernels Hub running on it. It reports up to 21.5x faster decoding on Qwen3-30B-A3B at batch 64 and a 96.5% TPU test pass rate.

PyTorchTorchTPUTransformers+11
GoogleQwen3.5Qwen3+2

inference, ai-infraΒ· Published and added 20 Oct 2026

github.blogarticle🧠 AI

How to continue a GitHub Copilot app session in VS Code

This GitHub Blog tutorial shows how to open a GitHub Copilot app agent session in VS Code with its conversation, plan, diff and worktree intact. It walks through reviewing the agent's changes in Source Control, prompting Copilot from the sidebar, editing by hand, running tests locally, and pushing to the session's existing pull request.

GitHub CopilotVS CodeGit+2

coding-agentsΒ· Published and added 19 Oct 2026

arxiv.orgpaper🧠 AI

Same Simulation, Different Evidence: Where Retrieved Tool Output Costs LLM Agents Accuracy

This paper studies how keeping long tool output out of the context window, and reading it through a section index instead, costs LLM agents accuracy. Using the PHREEQC geochemistry simulator on 158 execution-verified multiple-choice items and 11,007 logged calls, GPT-5.1 and GPT-5.2 lose 11.3 and 7.9 points, while Claude Opus 4.6 and Sonnet 4.6 show no detectable cost. The authors name the failure evidence substitution: agents skip the report and misround from their own output files.

PHREEQCLLMClaude+1
USGSGPT-5.1GPT-5.2+4

research, agents, evalsΒ· Added 21 Oct 2026, published 19 Oct 2026

arxiv.orgpaper🧠 AI

TokenGate: Adapting LLMs for Fast and Memory-Efficient Prefill with Learned Token Pruning

TokenGate is a small drop-in component that adds end-to-end learnable token pruning to trained LLMs for long-context prefill. It uses token-gated attention, inspired by Mixture-of-Experts, to re-weight attention logits with token importance scores, which gets gradients through the non-differentiable top-K step. The authors report 1.4-11.3x faster time-to-first token and 1.5-3.4x lower peak memory with no accuracy loss, on Qwen3 and Qwen3.5.

TransformerQwen3Qwen3.5+2
TokenGatearXiv

research, inferenceΒ· Added 21 Oct 2026, published 19 Oct 2026

arxiv.orgpaper🧠 AI

SHADE: Shrinkage via Halted Alpha-stable Denoising for Heavy-Tailed Probabilistic Time Series Forecasting

SHADE is an alpha-stable LΓ©vy diffusion forecaster that stops denoising at a nonzero depth, so the leftover stable kernel shrinks the predictive distribution instead of leaving it overconfident. It offers a scale-calibrated halt and a context-amortized halt that needs no noise labels. Median CRPS improves 21.7% on synthetic data with alpha at or below 1.3, with tail calibration gains on cryptocurrency and foreign-exchange series.

diffusion model
arXiv

researchΒ· Added 21 Oct 2026, published 19 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

A Key-Recovery Attack on the GTLN Knapsack Cryptosystem via Continued Fractions

This ePrint paper (2026/2543) gives a key-recovery attack on the GTLN knapsack public-key cryptosystem of GΓ³mez-Torrecillas, Lobillo and Navarro. Continued fractions recover small-denominator ratios of public-key differences, and gcd computations then yield private-key integers, the modulus and the shift, using only the public key. The Python implementation recovered the full private key in all 2,400 trials across 24 recommended parameter sets, each in under 0.05 seconds.

GTLN knapsack cryptosystemGΓ³mez-TorrecillasLobillo+1

otherΒ· Added 20 Oct 2026, published 19 Oct 2026

eprint.iacr.orgpaperπŸ›‘οΈ Security

Off-Key: Inconsistent MAC Keys Compromise Privacy in SPDZ-Family MPC

Off-Key is a privacy attack on SPDZ-family maliciously secure MPC protocols that exploits inconsistent MAC keys. Depending on the MAC check protocol, a corrupted party recovers a shared secret from one authentication check or tests guesses through selective failure. The authors show it in MP-SPDZ, SCALE-MAMBA and FANNG-MPC, where a corrupted party can use different keys across batches, threads or runs, and describe the preprocessing state that enforces key consistency.

MP-SPDZSCALE-MAMBAFANNG-MPC
Off-Keyselective failureMAC key inconsistency+1

otherΒ· Published and added 19 Oct 2026

huggingface.coarticle🧠 AI

TorchNeuron: running HF models on AWS Trainium is easier than ever

TorchNeuron is an AWS PyTorch plugin that exposes Trainium as a native "neuron" device with eager mode, torch.compile, DTensor and FSDP2, entering public beta on 20 October 2026 (pip install torch-neuronx). The post shows Transformers text generation with tensor parallelism, TRL SFT of Qwen3-8B on 32 NeuronCores (TP 4 x FSDP 8), and Diffusers TP inference. It says 89% of the top 100 text-generation architectures work, versus 46% with Optimum Neuron v0.4.5.

TorchNeuronAWS TrainiumPyTorch+12
AmazonQwen3.8-27BQwen3+1

inference, trainingΒ· Published and added 19 Oct 2026

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