FUNDAMENTALS OF SECURITY

Question 1

DEFINE INTEGRITY

Answer 1

Integrity verifies the accuracy and trustworthiness of data over the entire lifecycle.

Question 2

WHY DATA INTEGRITY IS SO IMPORTANT?

Answer 2

Data integrity is important for 3 main reasons:
1 Ensure Data Accuracy
2 Maintain Trust
3 Ensure system operability

Question 3

What are the methods used to maintain data integrity?

Answer 3

1 . Hashing
2. Access Controls
3. Digital Signatures
4. Regular Audits
5 Checksums

Question 4

Define Hashing.

Answer 4

Hashing is the process of converting data into a fixed-size value. The hashing value will almost serve like a digital fingerprint

Question 4

Define Digital Signatures

Answer 4

Digital Signatures use encryption to ensure both integrity and authenticity. To digitally sign a file it will be first hashed to ensure integrity then it will be encrypted to ensure authenticity

Question 5

Define Checksums

Answer 5

Is a method used to verify the integrity of a data during transmission

Question 6

Define Access Controls

Answer 6

It ensures that only authorized users can modify data and reduces the risk of unintentional or malicious alterations

Question 7

Define Audits

Answer 7

It involves reviewing logs and operations to ensure that only authorized changes have been made and any discrepancies are addressed