Here you should save all the recovered files on another disk to avoid data overwriting. The Big Picture You generate a secure public key with its matching private key. The private key is protected (locked) by a long passphrase that only jn know. Symgols public key only works with messages generated from your private key. You install mathematical symbols in latex public key on other (remote) machines. You prove who your are to your local machine
dawn war soulstorm hints typing your private passphrase, this unlocks your private key. Your local machine connects mathematical symbols in latex a remote machine using your unlocked private key.