An analyst is training a new coworker on the importance of data governance and is...

Data masking is a security technique that obscures specific data within a database to protect sensitive information, often used in testing or training environments. Data encryption ensures that data is encoded and can only be accessed or decrypted by authorized individuals, protecting data at rest and in transit. Both methods are fundamental data governance security practices for protecting data confidentiality.

CompTIA Data+ Reference:

CompTIA Data+ Study Guide (Exam DA0-001), Chapter 6: Data Governance, Quality, and Controls, Section “Data Security Techniques: Masking and Encryption”, Official CompTIA CertMaster Learn for Data+, Module 6.3 “Data Security Requirements”.