Coinbase Quantum Risk Report Flags Bitcoin Cold Wallets
Coinbase's quantum risk report puts exchange cold wallets among the bitcoin exposed by address reuse. What the warning means and what to watch.
№ 026SecurityBug vs Attack Chain Reorganizations: Key Differences
Chain reorgs look identical on the surface. Here's how engineers and analysts tell a bug apart from a deliberate attack, and why it matters.
№ 027SecuritySybil Attacks on Nakamoto Consensus: The Real Cost
Why flooding a proof-of-work network with fake identities doesn't work: the economic mechanics that make Sybil attacks prohibitively expensive.
№ 028SecurityWhy Smart Contract Audits Miss Reentrancy Bugs
Single-function reentrancy is well-understood. Cross-function and cross-contract variants still slip through audits. Here's exactly why, and how.
№ 029SecurityHow zk-SNARKs Stay Small Without Breaking Soundness
zk-SNARKs produce tiny proofs that verify in milliseconds. Here's the exact mechanism that makes them compact without letting cheaters through.
№ 030SecurityAI Crypto Security Threat Sparks DeFi Hack Surge
Immunefi's CEO blames frontier AI models for a wave of DeFi exploits, with $634M stolen in April alone. Here's the case, and the timeline he's watching.
№ 031SecurityClaude Fable 5 Spooks DeFi: Anthropic's Risky Release
Anthropic shipped Claude Fable 5 with safeguards, but crypto builders fear the model drops the cost of finding smart contract exploits to near zero.
№ 032SecurityRaydium Exploit Drains $1.34M From Deprecated Pools
A $1.34 million Raydium exploit hit five retired AMM liquidity pools on Solana. Here's what failed, and why old code keeps biting DeFi.
№ 033SecurityHumanity Protocol Hack: H Token Crashes 85% on $36M Theft
Humanity Protocol's H token fell roughly 85% after attackers drained over $36 million through compromised private keys. Here's what we know so far.