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WGU Introduction-to-Cryptography Exam Syllabus Topics:
| Section | Objectives |
| Topic 1: Asymmetric Encryption | - Public key cryptography principles
- RSA and ECC fundamentals
|
| Topic 2: Key Management and PKI | - Key exchange and lifecycle management
- Certificates, certificate authorities, and PKI structure
|
| Topic 3: Hash Functions and Message Authentication | - Cryptographic hash functions (e.g., SHA family concepts)
- MAC and HMAC mechanisms
|
| Topic 4: Foundations of Cryptography | - Core concepts of confidentiality, integrity, authentication, non-repudiation
- Historical and modern cryptography principles
|
| Topic 5: Cryptographic Protocols and Applications | - TLS/SSL conceptual overview
- Secure communication design principles
|
| Topic 6: Symmetric Encryption | - AES and legacy algorithms (e.g., DES conceptually)
- Block and stream ciphers
|
WGU Introduction to Cryptography HNO1 Sample Questions:
1. (Which encryption algorithm encrypts with one key, decrypts with another key, and then encrypts with the first key?)
A) AES
B) IDEA
C) 3DES
D) DES
2. (Which symmetric encryption technique uses a 256-bit key size and a 128-bit block size?)
A) AES
B) IDEA
C) 3DES
D) DES
3. (How is Public Key Infrastructure (PKI) commonly utilized in web browsers?)
A) To authenticate users during data transmission
B) To encrypt data at rest
C) To compress encrypted messages for storage
D) To securely manage digital certificates and keys
4. (What is the purpose of code-signing in current systems?)
A) To authenticate users during data transmission
B) To compress data for efficient storage
C) To generate random numbers for encryption
D) To verify the integrity and authenticity of software
5. (What is the correlation between the number of rounds and the key length used in the AES algorithm?)
A) The number of rounds decreases as the key length increases.
B) The number of rounds increases 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.
Solutions:
Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: D | Question # 5 Answer: B |