Free ISSAP Cryptography Questions and Answers

Question 1

What is the primary goal of cryptography in information security?

Accepted Answer

To protect confidentiality, integrity, and authenticity of data

Answer

To ensure user accountability

Answer

To enforce authentication policies

Answer

To prevent denial-of-service attacks

Question 2

Which type of cryptography uses the same key for encryption and decryption?

Accepted Answer

Symmetric cryptography

Answer

Public key infrastructure (PKI)

Answer

Asymmetric cryptography

Answer

Hash functions

Question 3

What is the purpose of a digital signature?

Accepted Answer

To verify the authenticity and integrity of a message

Answer

To encrypt data

Answer

To generate a session key

Answer

To ensure anonymity

Question 4

Which cryptographic algorithm is considered asymmetric?

Accepted Answer

RSA (Rivest-Shamir-Adleman)

Answer

AES (Advanced Encryption Standard)

Answer

DES (Data Encryption Standard)

Answer

3DES (Triple DES)

Question 5

What is the primary function of a hash algorithm in cryptography?

Accepted Answer

To create a unique fixed-length representation of data

Answer

To encrypt and decrypt data

Answer

To generate keys for encryption

Answer

To facilitate secure communication