Merkle Mountain Ranges: Proof of Inclusion Explained
MMRs let blockchains prove data inclusion against a growing history without invalidating old proofs. The mechanic, the math, and the tradeoffs.
№ 002SecurityBug 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.
№ 003SecuritySybil 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.