Which concept is best described as accessing objects by changing identifiers without proper authorization checks?
Correct Answer: C. Insecure direct object reference
MCQ Collection
Introduction to Cyber Security MCQs
Cyber Security beginner-level MCQs for basic concepts, threats, and protection methods.
In cyber security, which term refers to payload that gives an attacker interactive control of a system?
Correct Answer: D. Remote access payload
Which concept is best described as converting encrypted data back into readable form using a key?
Correct Answer: D. Decryption
A security student reads the description: unsafe default settings, exposed services, or incomplete configuration. Which term matches it?
Correct Answer: D. Security misconfiguration
Which concept is best described as payload that helps malware survive restarts or user logouts?
Correct Answer: D. Persistence payload
A security student reads the description: encryption where the same secret key is used for encryption and decryption. Which term matches it?
Correct Answer: C. Symmetric encryption
During an Introduction to Cyber Security exam, failure to properly protect confidential information is asking about which concept?
Correct Answer: D. Sensitive data exposure
A security student reads the description: payload intended to make a service unavailable. Which term matches it?
Correct Answer: B. Denial-of-service payload
During an Introduction to Cyber Security exam, encryption using a public key and a private key pair is asking about which concept?
Correct Answer: D. Asymmetric encryption
Which option correctly identifies the idea of checking input to ensure it is well-formed, expected, and safe?
Correct Answer: C. Input validation
During an Introduction to Cyber Security exam, payload that changes information to mislead users or systems is asking about which concept?
Correct Answer: C. Data manipulation payload
Which option correctly identifies the idea of a one-way function that produces a fixed-length digest from input data?
Correct Answer: A. Hash function