Thursday, June 14, 2012

Encrypt and Decrypt files in ubuntu

ccrypt is a utility for encrypting and decrypting files. It is based on the Rijndael cipher, which is the U.S. government's chosen candidate for the Advanced Encryption Standard . This cipher is believed to provide very strong security.
To install it run the following command:
  • " sudo apt-get install ccrypt "
To Encrypt the file run following command:
  • " ccrypt filename "
You will be prompted to submit desired password to encrypt file which will be required to decrypt the file.

To Decrypt run following command:
  • " ccrypt -d filename "
Enjoy !!!

Sunday, June 10, 2012

Create command shortcut (Alias) in Ubuntu

There are many commands that we use very frequently. Some of these commands are lengthy so it takes time to write these commands again and again. In ubuntu we can create shortcut for these commands which is called alias .To create aliases in ubuntu follow these steps:

1. Create a text file in your home directory

  • gedit ~/.bash_aliases "

2. Now  to add alias follow this syntax and put this into .bash_aliases file:
  • " alias Short_command='Original_long_command' "
Example :    alias update='sudo apt-get update'

These are the few tips related to alias
  1. To check current aliases list: alias
  2. To check an existing alias: alias ALIAS_NAME
  3. To remove an existing alias: unalias ALIAS_NAME
Enjoy !!!

Friday, June 8, 2012

Record Skype Voice Calls On Ubuntu

In this blog post i am going to show you, how can you record Skype Voice Calls on Ubuntu.
There is a utility called Skype Call Recorder which is available on Ubuntu Repository .Follow these steps to install it.
Open Your Terminal and Type :
  • " sudo apt-add-repository ppa:dajhorn/skype-call-recorder "
  • " sudo apt-get update "
  • " sudo apt-get install skype-call-recorder "
Now launch the Skype then start Skype Call Recorder to record your calls.
By default all recorded calls will be saved in a folder Skype Calls in your Home directory.

These are the some features of Skype Call Recorder.
- Record calls to MP3, Ogg Vorbis or WAV files
- Automatic and manual recording
- Configure automatic recording on per-caller basis
- Split stereo recording
- Completely free

Enjoy !!!