메시지 다이제스트
IT위키
- Message Digest
통신상의 메시지 무결성을 위해 해시 함수를 이용하여 크기를 고정한 검증 값
MAC와 MDC
- MAC(Message Authentication Code) : 키와 해시 함수를 이용해 생성한 코드
- MDC(Message Digest Code) : 키 없이 해시 함수만으로 생성한 코드
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