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WGU Introduction-to-Cryptography Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Cryptanalysis and Attacks | - Common Attack Vectors - Brute Force and Dictionary Attacks - Social Engineering Prevention |
| Topic 2: Symmetric Cryptography | - Block Ciphers (AES, DES, 3DES) - Key Management - Stream Ciphers - Initialization Vectors (IV) |
| Topic 3: Hashing and Digital Signatures | - Message Authentication Codes (MAC) - Hash Functions (MD5, SHA-1, SHA-256) - Digital Signature Standards |
| Topic 4: Cryptography Fundamentals | - Cryptographic Terminology - Symmetric vs Asymmetric Encryption - History and Evolution of Cryptography |
| Topic 5: Asymmetric Cryptography | - Public Key Infrastructure (PKI) - Diffie-Hellman Key Exchange - RSA Algorithm - Elliptic Curve Cryptography (ECC) |
| Topic 6: Applied Cryptography | - SSL/TLS Protocols - VPN Security - Cryptographic Best Practices - PGP and Email Encryption |
WGU Introduction to Cryptography HNO1 Sample Questions:
1. (Which cryptographic technique is used to ensure data integrity?)
A) Authentication
B) Steganography
C) Non-repudiation
D) Digital signatures
2. (What is the correlation between the number of rounds and the key length used in the AES algorithm?)
A) The number of rounds increases as the key length increases.
B) The number of rounds decreases as the key length increases.
C) The number of rounds is the same regardless of the key length.
D) The key length is the same regardless of the number of rounds.
3. (An organization wants to digitally sign its software to guarantee the integrity of its source code. Which key should the customer use to decrypt the digest of the source code?)
A) Organization's public key
B) Customer's private key
C) Customer's public key
D) Organization's private key
4. (What is a characteristic of a hash function?)
A) Public-private key pair use
B) One-way
C) Reversible
D) Data encryption
5. (Which symmetric encryption technique uses a 112-bit key size and a 64-bit block size?)
A) 3DES
B) AES
C) DES
D) IDEA
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: A | Question # 3 Answer: A | Question # 4 Answer: B | Question # 5 Answer: A |

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