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.
№ 110AnalysisSpot Bitcoin ETFs Quietly Changed Who Sets the Price
The flows tell a different story than the charts. A year in, the marginal buyer of bitcoin looks nothing like the one most analysis still assumes.
№ 111BitcoinPSBT 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.
№ 112SecurityPedersen Commitments and Confidential Transactions Explained
Pedersen commitments hide transaction amounts while letting anyone verify no coins were created from nothing. The exact mechanism, step by step.
№ 113BitcoinBitcoin Compact Block Relay: Latency, Numbers, Mechanics
Compact block relay cuts Bitcoin's propagation bandwidth by ~98%. BIP 152 explained with figures, a worked example, and misconceptions addressed.
№ 114BitcoinWhy 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.
№ 115MiningMining Pool Luck Variance: Why It Never Fully Disappears
Even over thousands of blocks, mining pool luck variance persists. Here's the probability mechanic that explains why, with real numbers.
№ 116AnalysisEconomic 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.
№ 117BitcoinBitcoin Network Topology: Speed vs Privacy Explained
How Bitcoin's peer-to-peer topology shapes how fast your transaction spreads and how private it stays. The tradeoff most guides skip entirely.
№ 118MiningWhy PoW Difficulty Adjustments Lag Behind Hash Rate Drops
When miners leave suddenly, blocks slow to a crawl before difficulty catches up. Here's the exact mechanic, the numbers, and why it matters.
№ 119BitcoinBitcoin Schnorr Signatures and Key Aggregation Explained
Schnorr signatures let multiple Bitcoin signers collapse into one. Here's exactly how key aggregation works and why it cuts fees and improves privacy.
№ 120RegulationDo Blockchain Forks Inherit Legal Obligations?
When a blockchain forks, its legal history doesn't always stay behind. Here's how inherited obligations work and why it matters for builders and users.