Direct answer
Back up databases, documents, website files, email and configuration, store copies in more than one place, and test restoring them on a schedule.
Recovery basics
- Decide acceptable data loss and recovery time
- Keep copies off the main server
- Encrypt backups and control access
- Document recovery steps
- Test restores and record results
Make it a routine
List critical systems, set recovery targets and test a restore rather than assuming a backup works.
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Frequently asked questions
What is the short answer?
Back up the right data in several places and test restores regularly.
What should a business do next?
List critical systems, set recovery targets and test a restore.