Section 7.65 Securing Data

Question 1

Securing Data: methiods to secure data

Geographic Restrictions (Geofencing)

Answer 1

■ Virtual boundaries to restrict data access based on location

■ Helps Compliance with data sovereignty laws

■ Prevent unauthorized access from high-risk locations

Question 2

Securing Data: methiods to secure data

Encryption

Answer 2

■ Transform plaintext into ciphertext using algorithms and keys

■ Protects data at rest and in transit

■ Requires decryption key for data recovery

Question 3

Securing Data: methiods to secure data

Hashing

Answer 3

■ Converts data into fixed-size hash values

■ Irreversible one-way function

■ Commonly used for password storage

Question 4

Securing Data: methiods to secure data

Masking

Answer 4

■ Replace some or all data with placeholders (e.g., “x”)

■ Partially retains metadata for analysis

■ Irreversible de-identification method

Question 5

Securing Data: methiods to secure data

Tokenization

Answer 5

■ Replace sensitive data with non-sensitive tokens

■ Original data stored securely in a separate database

■ Often used in payment processing for credit card protection

Question 6

Securing Data: methiods to secure data

Obfuscation

Answer 6

■ Make data unclear or unintelligible

■ Various techniques, including encryption, masking, and pseudonyms

■ Hinder unauthorized understanding

Question 7

Securing Data: methiods to secure data

Segmentation

Answer 7

■ Divide network into separate segments with unique security controls

■ Prevent lateral movement in case of a breach

■ Limits potential damage

Question 8

Securing Data: methiods to secure data

Permission Restrictions

Answer 8

■ Define data access and actions through ACLs or RBAC

■ Restrict access to authorized users

■ Reduce risk of internal data breaches