olemus
ISO/IEC/IEEE 24765: varunduse ja taaste testimine
usaldatavuse testimise liik, mõõdab, mil määral süsteemi oleku saab varundatust taastada ettemääratud parameetritega (aeg, maksumus, täielikkus ja täpsus)
= backup and recovery testing
type of reliability testing that measures the degree to which system state can be restored from backup within specified parameters of time, cost, completeness, and accuracy in the event of failure

ülevaateid
https://www.linkedin.com/advice/1/what-key-differences-between-backup-recovery
https://www.msp360.com/resources/blog/how-to-test-your-backups-comprehensive-guide/
https://www.techtarget.com/searchdatabackup/tutorial/Backup-testing-A-step-by-step-tutorial
https://trilio.io/resources/testing-backups-recoverability/