CyberFundamentals Chap5

What is the primary goal of ensuring integrity in cybersecurity?

• Protecting data from unauthorized access

• Ensuring data is accurate and has not been tampered with

• Maintaining high availability of systems and services

• Preventing malware infections

Which of the following cryptographic techniques is commonly used to ensure data integrity?

• Encryption

• Steganography

• Hashing

• Symmetric key exchange

Which of the following best describes a digital signature?

• A unique identifier assigned to a file

• An encrypted message sent to authenticate a user

• A cryptographic technique used to verify the authenticity and integrity of a message

• A code used to bypass authentication mechanisms

Which hashing algorithm is commonly used to ensure integrity in digital signatures and certificates?

• SHA-1

• MD5

• DES

• SHA-256

• Its strengthens hashing algorithms by using an additional secret key as input to the hash function?

• HMAC

• Salting

• MD5

• SHA

A hash algorithm developed by Ron Rivest that produces a 128-bit hash value?

• HMAC

• MD5

• SHA

• SALTING

A random string of characters, is an additional input to the password before hashing?

• HMAC

• SHA

• Salting

• MD5

What is the primary purpose of a digital certificate in cybersecurity?

• To encrypt sensitive data during transmission

• To authenticate the identity of a user or entity

• To monitor network traffic for malicious activities

• To compress data for efficient storage