Encrypting files with GPG (Gnu Private Guard)
February 3rd, 2010
-Create a text file with a secret phrase..
jesterj@jesterj-laptop:~$ cat > secret
donkey
-Encrypt file with password:
jesterj@jesterj-laptop:~$ gpg -c secret
-Verify file is encrypted:
jesterj@jesterj-laptop:~$ more secret.gpg
���(�U �`�#.���ؖ-�$U
-Send to a different system, and test the file.
jesterj@jesterj-laptop:~$ scp secret.gpg jesterj@remotesystem:~
secret.gpg 100% 52 0.1KB/s 00:00
-Decrypt the file and enter passphrase.
jesterj@donkey:~$ gpg secret.gpg
gpg: CAST5 encrypted data
Enter passphrase:
-File is decrompressed:
jesterj@donkey:~$ more secret
donkey
Done!
soure: http://www.cyberciti.biz/tips/linux-how-to-encrypt-and-decrypt-files-with-a-password.html