
Ethereum Weak Subjectivity: Why New Nodes Need a Trusted Checkpoint
Learn how Ethereum weak subjectivity checkpoints stop long-range attacks, how checkpoint sync works, and what node operators must verify.
Crypto news, research, and plain-English explainers

Learn how Ethereum weak subjectivity checkpoints stop long-range attacks, how checkpoint sync works, and what node operators must verify.
How Ethereum light clients verify headers and RPC data, what trustless RPC can prove, and which security and privacy limits remain.

Learn how draft ERC-7715 lets smart wallets grant scoped dApp permissions, how limits and expiry work, and what users must verify before approval.

Learn how Merkle trees compress many transactions into one root hash, how inclusion proofs work, and where Bitcoin, Ethereum, and rollups use them.

Tokenized deposits and stablecoins both move on programmable ledgers, but their issuers, legal claims, settlement, access, and risks differ.

Ethereum proposer lookahead explained: how EIP-7917 fixes the next-epoch schedule, supports preconfirmations, and changes validator visibility.

Understand Ethereum’s 16,777,216-gas transaction cap, why it differs from the block gas limit, and how developers can handle oversized calls.

Learn how draft EIP-8141 frame transactions could bring native account abstraction, batching, flexible signatures, and gas sponsorship to Ethereum.

Learn how Ethereum FOCIL (EIP-7805) uses validator inclusion lists to constrain block builders, plus its limits, risks, and current proposal status.