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WGU Introduction-to-Cryptography Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Asymmetric Encryption | - Public key cryptography principles - RSA and ECC fundamentals |
| Foundations of Cryptography | - Core concepts of confidentiality, integrity, authentication, non-repudiation - Historical and modern cryptography principles |
| Hash Functions and Message Authentication | - Cryptographic hash functions (e.g., SHA family concepts) - MAC and HMAC mechanisms |
| Symmetric Encryption | - AES and legacy algorithms (e.g., DES conceptually) - Block and stream ciphers |
| Cryptographic Protocols and Applications | - Secure communication design principles - TLS/SSL conceptual overview |
| Key Management and PKI | - Certificates, certificate authorities, and PKI structure - Key exchange and lifecycle management |
WGU Introduction to Cryptography HNO1 Sample Questions:
1. (Which type of encryption is Advanced Encryption Standard (AES) considered to be?)
A) Asymmetric encryption
B) Quantum encryption
C) Hybrid encryption
D) Symmetric encryption
2. (Which additional input element can be used to implement integrity in combination with symmetric ciphers?)
A) Initialization vector
B) Nonce value
C) Encoding algorithm
D) Hash function
3. (An administrator has configured a Virtual Private Network (VPN) connection utilizing IPsec transport mode with Encapsulating Security Payload (ESP) between a server in the corporate office and a client computer in the remote office. In which situation can the packet content be inspected?)
A) In the headquarters' and offsite location's networks after the data has been sent
B) Only in the headquarters' network while data is in transit
C) On devices at headquarters and offsite before being sent and after being received
D) Only in the offsite location's network while data is in transit
4. (How can auditing enhance an organization ' s cryptographic practices?)
A) It guarantees that no security incidents will occur.
B) It ensures all employees are trained in cryptography.
C) It eliminates the need for regular policy updates.
D) It identifies weaknesses in current practices.
5. (What describes how Counter (CTR) mode encryption functions?)
A) Converts the block cipher into a stream cipher, then uses a counter value and a nonce to encrypt the data
B) Encrypts each block with the same key, where each block is independent of the others
C) Uses an IV to encrypt the first block, then uses the result of the encryption to encrypt the next block
D) Uses a self-synchronizing stream cipher where the IV is encrypted and XORed with the data stream one bit at a time
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: C | Question # 4 Answer: D | Question # 5 Answer: A |
