Afaik at least Crashplan uses strong asymetric encryption so you can store your decryption key offline. If a party is really interested in your data they might

Afaik at least Crashplan uses strong asymetric encryption so you can store your decryption key offline. If a party is really interested in your data they might as well obtain it with a wrench. Don't get me wrong, I do think you're right about this. It's a tradeoff between convenience and security. Or viewed from a different angle: Is it worse that your data might be read by a third party or that you lose your data because you forgot your manual backup. And which scenario is more likely?