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What does EAC stand for?

EAC stands for External Authenticate Command


This definition appears somewhat frequently

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Other Resources: Acronym Finder has 142 verified definitions for EAC

Samples in periodicals archive:

10 PUT DATA command 6. 11 SELECT FILE command 6. 12 VERIFY command 6. 13 INTERNAL AUTHENTICATE command 6. 14 EXTERNAL AUTHENTICATE command 6. 15 GET CHALLENGE command 6. 16 MANAGE CHANNEL command It shall not be mandatory for all cards complying to this part of ISO/IEC 7816 to support all the described commands or all the options of a supported command.
by proving the knowledge of a password (e. g. using a VERIFY command) by proving the knowledge of a key (e. g. using a GET CHALLANGE command followed by an EXTERNAL AUTHENTICATE command) by secure messaging (e. g. message authentication).