How to add the proper repository information to Kali Linux to install kernel headers.

Installing the kernel headers for Kali Linux allows the installation of Virtualbox Guest Additions and other software that relies upon the kernel headers, but the /etc/apt/sources.lst is not filled out by default. Paste this code into the /etc/apt/sources.lst at the bottom of the file. deb http://http.kali.org/ /kali main contrib non-free deb http://http.kali.org/ /wheezy main contrib … Read more

How to encrypt a file with gpg on Linux and then decrypt it later.

The gpg utility for Linux is used to create public and private key pairs to encrypt files for secure transmission over the Internet. To initialize this utility; run this command. homer@deusexmachina ~ $ gpg –gen-key gpg (GnuPG) 1.4.14; Copyright (C) 2013 Free Software Foundation, Inc. This is free software: you are free to change and … Read more