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Enter the dragon that is the Message Authentication Code (MAC), and its more secure cousin the hash-based Message Authentication Code (HMAC). A MAC is a minimal piece of information used to ...
Other authentication mechanisms, such as the hash function message authentication code (HMAC) and digital signatures, have long been available.
Other authentication mechanisms, such as the hash function message authentication code (HMAC) and digital signatures, have long been available.
WhatsApp also uses the same RC4 encryption key for HMAC (hash-based message authentication code) operations to authenticate messages.
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