Chapter 1
Operating Systems
Course: 220 1202 Comptia A Exam Core 2
Subject: 220 1102 Comptia A Plus Exam Core 2
Chapter: Security
1. Data-at-Rest Encryption
- Description: Data-at-rest encryption involves encrypting data stored on physical media, such as hard drives, SSDs, or removable storage, to prevent unauthorized access.
- Benefits:
Confidentiality: Ensures that data is protected even if the physical device is lost or stolen. Regulatory Compliance: Many organizations require data-at-rest encryption to comply with industry regulations (e.g., GDPR, HIPAA).
- Confidentiality: Ensures that data is protected even if the physical device is lost or stolen.
- Regulatory Compliance: Many organizations require data-at-rest encryption to comply with industry regulations (e.g., GDPR, HIPAA).
- Real-Life Example: Using tools like BitLocker on Windows or FileVault on macOS to encrypt a laptop's entire hard drive, preventing access to data without the appropriate decryption key.