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EIP-8266 Expiring Nonces for Frame Transactions

DraftCorecreated 2026-05-15requires EIP-8141

Short-lived replay protection for frame transactions via a sig-hash ring buffer

Authors: Toni Wahrstätter (@nerolation), lightclient (@lightclient)

Depends on (1)

Proposals this one names in its requires field.

EIP-8141Frame Transaction

What the specification covers

AbstractMotivationSpecificationConstantsMode selectionStorage layoutStateful validityNonce consumptionMempoolActivationRationaleSentinel rather than envelope flagReusing expiry_verifyRing buffer instead of permanent per-tx slotsMAX_EXPIRY_SECS boundBufferFull as defense-in-depthComposition with EIP-8250Backwards CompatibilitySecurity ConsiderationsCopyright

This proposal declares no Solidity interface, so there is nothing to compute. It may be a core protocol change, a meta proposal, or written in prose only.

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