The meaning of the Acronym CRACK is...

CRACK is

• Challenge Response For Authenticated Crypto Keys

More Meanings For CRACK:

• Consultant Reasoning About Cracking Knowledge
• Challenge Response For Authenticated Cryptographic Keys
• Challenge Response For Authenticated Crypto Keys
• Colon Recontruction Applying Circulatory Kare
• Crazy Racoons Ascertaining Corrupted Kernels

CRACK is also in:

• Educational
• Funnies
• Physiology
• Security
• Telecom