This is exactly what I was getting at, thanks. To give another example where this comes up: keeping backups of your data is prudent. Encrypting those backups i

This is exactly what I was getting at, thanks. To give another example where this comes up: keeping backups of your data is prudent. Encrypting those backups is a good idea in a lot of cases to protect your data in case of device theft. While most modern systems make this as simple as possible for the casual user it still helps the user to have a basic understanding of what’s actually going on and the implications.