Zkne Extension Versions 1.0.0 State ratified Ratification date == Synopsis Instructions for accelerating the encryption and key-schedule functions of the AES block cipher. Instructions The following instructions are affected by this extension: aes64ks1i AES Key Schedule Instruction 1 aes64ks2 AES Key Schedule Instruction 2 aes32esi No synopsis available aes32esmi No synopsis available aes64es AES encrypt final round aes64esm AES encrypt middle round