Posted by: Pdfprep
Post Date: November 2, 2020
What type of algorithm uses the same key to encrypt and decrypt data?
A . a symmetric algorithm
B . an asymmetric algorithm
C . a Public Key Infrastructure algorithm
D . an IP security algorithm
Answer: A
Explanation:
A symmetric encryption algorithm, also known as a symmetrical cipher, uses the same key to encrypt the data and decrypt the data.
Source: Cisco Official Certification Guide, p.93
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