4 ms·Encrypt anything sensitive you write to disk. Throw away the key and the data is effectively deleted.by emmab 12y agoEncrypt anything sensitive you write to disk. Throw away the key and the data is effectively deleted.deepsun 12y agoYou probably meant "shread away the key", which brings us back :)emmab 12y agoThe key is never written to disk, it has to be provided externally to the machine in question on boot