Decryption of pending transactions on Aptos requires a stake-weighted threshold majority of existing validators specified under Aptos Improvement Proposal AIP-144.

How blockchain protocols make collective decisions about upgrades, funding, and rules, whether through on-chain voting, off-chain social consensus, or foundation stewardship.

Mathematical foundations of blockchains: hash functions, digital signatures, and encryption schemes that secure transactions, wallets, and consensus.

Rules by which distributed networks agree on a shared ledger, from proof of work mining to proof of stake validation, trading off security, energy use, and decentralization.