Cloudflare chooses leaderless QuePaxa for its Meerkat control plane
A 2020 partial switch failure left a leader-based Cloudflare system unable to take writes and about 80 times slower for six hours.
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10 stories, newest first · one card per story
Stories tagged #consensus
Astral requires attested snapshots for LLM web-claim verdicts
With two of seven assessors adversarial, attack success fell to 21.5-53.1% versus 54.7-77.8% for majority voting.
Quantum Cadence proposes post-quantum consensus without quorum certificates
In 200-validator simulations, Quantum Chorus matches Chorus latency and scales better as the number of proposers grows.
AI agents discover A-greement, a faster geo-replicated consensus protocol
Across six 5- or 9-replica deployments, mean latency fell 12.2% on write-heavy and 33.3% on read-heavy workloads.
Paper proposes Proof-of-ML-Inference to replace hash mining
Miners would run requested model inference; a simulation kept block times near the calibrated target.
On the Robustness of Gossip Protocols in Modern Blockchains
Study finds common blockchain gossip settings may fail to deliver quorum messages under realistic adversaries.
Steelhead: Interleaving Partially Synchronous and Asynchronous Commit Rules on a Shared DAG
Steelhead interleaves partially synchronous and asynchronous DAG commit rules and adapts without extra messages.
Hydrozoan: Latency-Adaptive DAG Consensus under Mixed Byzantine and Crash Faults
Hydrozoan is a DAG consensus protocol that commits in two or three delays under mixed Byzantine and crash faults.
Competition, Collusion, and Corruption: The Spectrum of MEV Attacks on DAG-Based BFT Consensus Protocols
Researchers map the MEV attack space for DAG-based BFT consensus protocols, showing all six evaluated production protocols are vulnerable to at least some attacks.
Trust-Aware Adaptive Disclosure for Inference Privacy Preservation in Multi-Agent Networks
Researchers propose a trust-aware privacy framework for multi-agent systems that adapts message disclosure to reduce goal inference attacks.