France Sets 2027 Deadline for Quantum-Safe Encryption
France will stop certifying products without quantum-safe encryption in 2027, just as Bitcoin developers weigh their own post-quantum timeline.
№ 050BitcoinPSBT and Bitcoin Multisig: The Offline Signing Format
BIP-174's PSBT format lets distributed signers approve Bitcoin transactions independently, on air-gapped devices, with no shared online session required.
№ 051DeFiMinimum Viable Decentralization: When Is a DAO Safe?
How concentrated governance kills DAOs before they're captured. The mechanics, the numbers, and what a real resistance threshold looks like.
№ 052SecurityRug Pull vs Exit Scam: DeFi Protocol Structure Explained
Rug pulls and exit scams aren't the same thing. Here's how their mechanics differ in DeFi protocol design, and what each one looks like in practice.
№ 053EthereumEthereum Precompiles: How Crypto Operations Get Fast
Ethereum precompiles run heavy cryptographic work at fixed gas costs inside the client, not the EVM. Here's exactly how they work and why they matter.
№ 054BitcoinWhy Bitcoin's Timechain Makes Censorship Very Costly
Bitcoin's block structure makes retroactively censoring a confirmed transaction ruinously costly. Here's the exact mechanism, with numbers.
№ 055SecurityDeFi Exploits Wiped $13B in TVL, Binance Research Finds
Binance Research counts $13B drained from DeFi protocols in a single exploit wave. We break down what got hit, who's exposed, and what to watch.
№ 056SecurityHow Smart Contract Bytecode Hides Malicious Logic
Standard audit tools miss tricks buried in EVM bytecode. Here's the concrete mechanism, with real techniques and what auditors actually check.
№ 057AnalysisEconomic vs Cryptographic Finality in Consensus
Two blockchains can both call a transaction 'final' and mean completely different things. Here's what actually separates the two guarantees.
№ 058SecurityMost Crypto Losses Aren't Hacks. They're Signatures You Approved
The scary stories are about stolen keys. The common stories are about a transaction you signed without reading.
№ 059SecurityZero-Knowledge Proofs: Proving Compliance, Not Data
Zero-knowledge proofs let crypto firms prove regulatory compliance to auditors without revealing any underlying user data. Here's the exact mechanism.
№ 060DeFiWhy Cross-Chain Bridge Messages Fail Silently
Silent bridge failures strand funds with no error and no revert. Here's the exact mechanism, the real culprits, and what a stuck message looks like.