This is Set 3 of 4 of practice questions for CompTIA Security+ exam. This set covers the exam objective Cryptography. You can take these Security+ sample questions for practice or take it as a topic wise practice exam. Read the questions carefully and answer. So, let's try out the quiz. All the best!
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The number of keys used by the encryption protocol
The number of keys used by the algorithm
Number of bits used for encryption by the algorithm
None of the above
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True
False
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False
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RC5
Blowfish
MAC
ECC
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PK cryptography is a very complex and nearly impossible setup
You need just one single key for encrypting as well as decrypting in PK cryptography
Public key can only encrypt and private key can only decrypt
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It is the most secure
It is very fast
It is economical
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Hash
Digital signature
Token
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Public key
Private key
Session key
Session ID
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A private key may be derived from a public key
Given a public key it is very difficult to derive the private key
A session ID is used to create a public key
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It uses an offset value of 3 for sliding alphabets
There is a difference of 3 between the alphabets when the sliding action occurs
It uses 3 keys for encryption
None of the above
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False
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Token
One-way hash functions
Cryptanalysis
None of the above
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Certificate
Digital signature
Hand print
None of the above
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SHA-1
SHA-4.1
SHA-4
None of the above
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False
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False
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Certificates
SMSA
Token
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CA�s digital signature
CA�s private key
CA�s certificate
None of the above
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Encrypting
Identifying
Encapsulating
None of the above
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