Security · Website glossary

Backup

Quick answer · What is Backup?

A recoverable copy of data or system state kept to support restoration after loss or unwanted change.

IN PRACTICE

Backup: an example

A site owner retains the database, uploaded files, and configuration needed to reconstruct the website.

KEEP IN MIND

A backup existing somewhere is not proof it is complete or restorable; practice a controlled restore.

Put the idea to work

Frequently asked questions

What is a practical example of Backup?

A site owner retains the database, uploaded files, and configuration needed to reconstruct the website.

How do I establish that a backup is complete and restorable?

A backup existing somewhere is not proof it is complete or restorable; practice a controlled restore.

Which concepts should I read alongside Backup?

Restore point: A particular saved state or time to which a system or dataset can be recovered using available backups.
WordPress database: The database WordPress uses to store structured site information such as posts, users, settings, and relationships.