Enpass

Ubuntu:
Add the Enpass repository & its secure signing key, then install:

sudo su echo "deb http://repo.sinew.in/ stable main " > /etc/apt/sources.list.d/enpass.list wget -O - http://repo.sinew.in/keys/enpass-linux.key | apt-key add - apt-get update && apt-get install enpass

Other Linux Distributions:
Download Enpass Installer.

Open terminal and navigate to download directory.

cd 

Give execute permission to installer binary.

sudo chmod +x EnpassInstaller

Install X Screensaver Library.

Ubuntu:

sudo apt-get install libxss1 lsof

Fedora and Cent OS:

yum install libXScrnSaver lsof

OpenSUSE:

zypper install libXScrnSaver lsof

Run installer and complete setup.

./EnpassInstaller

Thanks to Enpass Knowledge Base.