That does not work. They just infect you and do not demand a ransom for a few months as they encrypt all your data going to the backup. Now your backups are also encrypted going back multiple months and you have to discard months of work.
That does not work. They just infect you and do not demand a ransom for a few months as they encrypt all your data going to the backup. Now your backups are also encrypted going back multiple months and you have to discard months of work.
I guess I should set up a monitor alerting me if the two backup diffs are larger than 80% of the data size.
But yes, these are the practical problems we need to address.