EIP-8164
Native Key Delegation for EOAs
Allows EOAs to permanently replace ECDSA with alternative signature schemes via an extended delegation designator.
DraftSplurge
Status history
- Draft17 Feb 2026
Abstract
This EIP extends the delegation designator system introduced by EIP-7702 to support native key delegation — permanently converting an EOA's authentication from ECDSA over secp256k1 to an alternative signature scheme. A new code prefix 0xef0101 designates an account whose authentication key is an ML-DSA-44 public key embedded directly in the account's code field. Once set, the original ECDSA key…