The post states: >"They encrypt data so that organizations cannot access information, use critical computer systems or restore from backups, and they also stea

The post states: >"They encrypt data so that organizations cannot access information, use critical computer systems or restore from backups, and they also steal data and threaten to post it on a leak site (a tactic known as double extortion)." Can someone say how you would be prevented from restoring from backups? Wouldn't you be able to find a point in time before the ransomware was installed, provided regular backups?