What are backups, and when / why are they needed?

As I’m keeping this simple, I guess I should start by explaining what a backup is, and why it’s necessary. (Apologies to those who know, but if my blog item on Patching was Security 101, then this is surely part of IT 101!) A backup is simply a copy of one or more files kept … Continue reading What are backups, and when / why are they needed?