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| Section | Weight | Objectives |
|---|---|---|
| Implementation & Best Practices | 5% | - Standards and compliance - Selecting appropriate algorithms and key sizes - Common mistakes and vulnerabilities |
| Key Management & Secure Protocols | 10% | - Secure protocols: TLS/SSL, IPsec, SSH, PGP - Cryptographic attacks: brute force, birthday, man-in-the-middle - Key generation, storage, exchange, and destruction |
| Symmetric Encryption | 25% | - Principles and operation - Algorithms: AES, DES, 3DES, Blowfish - Block vs stream ciphers, modes of operation (ECB, CBC, OFB, CFB) - Key generation, distribution, and management challenges |
| Cryptography Fundamentals | 20% | - Historical evolution and modern applications - Core goals: confidentiality, integrity, authentication, non-repudiation - Basic terminology: plaintext, ciphertext, algorithm, key |
| Hash Functions & Data Integrity | 15% | - Uses: integrity checks, password storage, message authentication - Properties: collision resistance, one-way function - HMAC construction and application - Algorithms: SHA-1, SHA-256, SHA-3, MD5 |
| Asymmetric Encryption & Public Key Infrastructure | 25% | - Certificate lifecycle: creation, validation, revocation - Principles: public/private key pairs - Algorithms: RSA, ECC, Diffie-Hellman - PKI components: certificates, CAs, trust models - Digital signatures: purpose and process |
1. (Which certificate encoding process is binary-based?)
A) Rivest-Shamir-Adleman (RSA)
B) Public Key Infrastructure (PKI)
C) Distinguished Encoding Rules (DER)
D) Privacy Enhanced Mail (PEM)
2. (What is a key benefit of using a cryptography framework?)
A) It is solely focused on regulatory compliance.
B) It guarantees complete security against all attacks.
C) It provides a structured approach to implementing encryption practices.
D) It removes the need for employee training in security.
3. (What is an example of a block cipher mode of operation?)
A) Rivest-Shamir-Adleman (RSA)
B) Digital Signature Algorithm (DSA)
C) Secure Hash Algorithm 256 (SHA-256)
D) Electronic Codebook (ECB)
4. (Why should an asymmetric private key be used to encrypt the digest of an application?)
A) An asymmetric private key signs files by signing (encrypting) the hash of a file so integrity and authenticity can be verified with the corresponding public key.
B) An asymmetric private key encrypts and decrypts data in blocks of characters at a time with a complex algorithm.
C) An asymmetric private key uses the same key to encrypt and decrypt large amounts of media, one bit at a time.
D) An asymmetric private key encrypts a small amount of information, which is decrypted with the corresponding private key.
5. (Which encryption process sends a list of cipher suites that are supported for encrypted communications?)
A) Integrity check
B) Forward secrecy
C) ClientHello
D) ServerHello
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: D | Question # 4 Answer: A | Question # 5 Answer: C |
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