SC-Cleared Linux & Cloud Security Contract Consultant
Protect data and maintain continuity with resilient backup and recovery strategies.
TL;DR: Back up to dated snapshots using –link-dest so each day looks full but uses hard links. Keep an exclude file, don’t recurse into /proc, /sys, etc., and avoid infinite loops by excluding the backup path itself. After every run, prove you can restore one file and one directory. Rotate snapshots (e.g., keep 30 dailies, … Read more
Why DR is Business Survival, Not IT Overhead Ransomware, hardware failure, or cloud outages all kill availability. Without tested backups and recovery, firms collapse. Practical Strategy 3-2-1 Rule: 3 copies, 2 media types, 1 offsite. Encryption at rest + transit. Automated verification: test restores weekly. Documented RTO/RPO targets aligned to business needs. Applied Example Small … Read more