This new version contains critical updates to the network infrastructure that require immediate attention. All node operators are urged to implement this upgrade promptly to maintain compatibility with the network.
Understanding New Features in Aptos Node v1.27.1
Account Abstraction (AIP-104)
Allows custom Move code for account authentication, expanding beyond built-in methods.
New Loader and Code Cache (AIP-107)
Makes Aptos run ~2x faster by sharing code caches across multiple blocks instead of reloading each time.
Permissioned Signer (AIP-103)
Adds safety controls to smart contracts, like setting spending limits on how much APT can be withdrawn.