Identify the Letter of the Choice That Best Matches the Phrase

Identify the letter of the choice that best matches the phrase or definition.
-An encrypted code that a person, website, or organization attaches to an electronic message to verify the identity of the message sender.

A) digital signature
B) digital certificate
C) CA
D) digital security risk
E) firewall
F) botnet
G) zombie
H) clickjacking
I) Digital Millennium Copyright Act (DCMA)
J) DoS attack
K) AUP
L) iris recognition system
M) web filtering software
N) password
O) script kiddie
P) ciphertext
Q) plaintext
R) bot
S) piracy
T) copyright

Correct Answer:

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