Cryptography Part 2

Which of the following is NOT a key property of a hash function?

• Pre-Image Resistance

• Second Pre-Image Resistance

• Deterministic Collision Generation

• Collision Resistance

What is the output size of the SHA-256 hash function?

• 128-bit

• 160-bit

• 256-bit

• 512-bit

Which step in the digital signature process involves encrypting the hash with the private key?

• Hash creation

• Encryption of the hash

• Decryption of the signature

• Comparison of hashes

Which cryptographic application is used to validate document authenticity and integrity?

• Hashing

• Symmetric Encryption

• Data Integrity Check

• Digital Signatures

Why is MD5 now considered insecure?

• Large output size

• Second Pre-Image resistance failure

• Slow computation

• Vulnerabilities

Which cryptographic technique allows computations on encrypted data?

• Homomorphic Encryption

• Quantum Cryptography

• Blockchain Technology

• File System Encryption

Which type of encryption encrypts files and folders on storage devices?

• Backup Encryption

• Cloud Storage Encryption

• File System Encryption

• Database Encryption

Blockchain technology primarily relies on which cryptographic method for security?

• Symmetric-Key Cryptography

• Hash Functions

• Biometric Encryption

• Two-Factor Authentication

Which of the following is a major advantage of digital signatures?

• Protects against phishing emails

• Secures wireless networks

• Prevents encryption key theft

• Provides non-repudiation

Which organization regulates digital signatures in the European Union?

• eIDAS

• GDPR

• ESIGN Act

• IETF