A technician needs to validate that a sent file has not been modified in any way. A co-worker recommends that a thumbprint be taken before the file is sent. Which of the following should be done?
A. Take an AES hash of the file and send the receiver both the hash and the original file in a
signed and encrypted email.
B. Take a MD5 hash of the file and send the receiver both the hash and the original file in a signed
and encrypted email.
C. Take a NTLM hash of the file and send the receiver both the hash and the original file in a
signed and encrypted email.
D. Take a LANMAN hash of the file and send the receiver both the hash and the original file in a
signed and encrypted email.
Answer: B
Computer Science
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- A formula already programmed into excel is a:
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