Chapter 1
Operating Systems
Course: 220 1202 Comptia A Exam Core 2
Subject: 220 1102 Comptia A Plus Exam Core 2
Chapter: Security
1. Physical Destruction
Physical destruction involves rendering storage media permanently unusable, ensuring that data cannot be recovered by any means. It is often used for highly sensitive data or end-of-life hardware.
1.1 Drilling
- Description: Drilling involves creating holes through the platters of hard drives or other storage devices using a drill. This physically damages the storage media, making data recovery impossible.
- Real-Life Example: A company with highly sensitive customer data drills through obsolete hard drives before disposal to prevent any potential data leaks.
1.2 Shredding
- Description: Shredding involves breaking storage devices into small pieces using industrial shredders, which can process hard drives, CDs, DVDs, SSDs, and other storage media.
- Real-Life Example: Organizations that handle classified information may use shredding as a standard practice to destroy old data storage devices completely.