Year-End Data Security Audit Checklist: Prepare for a Secure 2026

As December 31, 2025 approaches, take a moment to audit your data security. Cyber threats don't pause for holidays—ransomware and breaches often spike at year-end. A quick review now prevents headaches in the new year.

As your MSP and reseller for Bitdefender and Backblaze B2, here's an actionable checklist:

1. Run Comprehensive Scans Use Bitdefender to perform full system scans on all devices. Detect hidden malware, ransomware remnants, or vulnerabilities.

2. Verify Backups Confirm recent backups to Backblaze B2. Test a restore of key files. Enable/check Object Lock for immutable protection.

3. Update Software & Patches Ensure OS, apps, and firmware are up-to-date. Bitdefender's automated patch management can handle this effortlessly.

4. Review User Access Remove inactive accounts, enforce strong passwords, and confirm MFA is active everywhere.

5. Check Firewall & Network Security Validate rules, monitor unusual activity, and ensure endpoint protection is active.

6. Assess Third-Party Risks Review vendors and integrations for security compliance.

7. Document & Plan Note findings and schedule fixes. Plan 2026 upgrades like advanced Bitdefender features or expanded B2 storage.

Complete this in under an hour for most small businesses. Stay ahead of threats and compliant.