[jonathanstrange]

The attacker will then simply use the decryption key to decrypt it.

[yubblegum]

Then the headline would be French goverment loses encryption keys ..

[jonathanstrange]

Access to the server gives you access to the encryption keys, unless the server is just storing end-to-end encrypted material for someone else and doesn't do anything with the data.

[yubblegum]

At this point I must assume the expertise to troll exceeds that of secure systems' design.