CompTIA Server+ SK0-005 · Domain 3: Security and disaster recovery

Data security risks: data loss, unencrypted media, insider threats, malware and ransomware; mitigation with DLP, patching and segmentation

Last reviewed September 25, 2026 · Leer en español

To protect server data you first have to recognize how it gets lost, stolen or destroyed. Server+ groups the common risks and asks you to match each with sensible mitigations.

Free account

Keep reading for free

Create a free StudyToCert account to read the rest of this lesson: 5 more sections, 4 key terms, a real-world example, an exam tip and self-check questions. Every lesson, lab and practice test is free with an account.

Study Server+ for free
A week-by-week plan with every lesson, quizzes, checkpoint tests, a practice exam and hands-on labs.

Open the Server+ study plan