To use GPG is another way to encrypt your important files, as an alternative to encfs and mcrypt. There are of interfaces

graphics to create GPG keys. For those who use Gnome, seahorse, for those using KDE, kgpg. In this case, use the terminal.

First you need to generate the key with the command:

gpg --gen-key

At this point we answer the questions that appear on screen, and insert our data, such as name, email, etc. etc.

choose a password, and begin to move the mouse until the password has not been created., there must

A message like this:

<span > We must generate a lot of random bytes.</span> <span > It's a good idea to do some other action (type on the keyboard, move the mouse, use the disks) during the generation of prime numbers, this gives the random number generator a better chance of collecting enough entropy.</span>

Now we are ready to encrypt a file using the name we have chosen at the beginning of the creation of the key.

Figures:

gpg-e-r test.txt edmond

or alternatively:

gpg --encrypt --recipient edmond prova.txt

Decrypt:

gpg --output prova.txt --decrypt prova.txt.gpg

oppure:

gpg --output prova.txt --symmetric prova.txt.gpg

Per ulteriori informazioni, man gpg

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Article written on Sunday, January 25th, 2009 at 15:46 and is filed under Applications, Cryptare, Debian, Gnu-Linux, Security, Tips & Tricks, Utilities. You can follow any responses to this article subscribe to the feed RSS 2.0. You can write a comment, or make trackback from a personal site.