BitDefender Antivirus Scanner for Unices is a versatile on-demand scanner built for Linux and FreeBSD systems. It provides antivirus and antispyware scanning for both UNIX-based and Windows-based partitions.
NOTE: This post is old, read this one to install Bitdefender via official repository on Ubuntu 12.04, Ubuntu 13.04, and higher.
Download Bitdefender at the bottom of this page:
click download ,enter all the details at next page and click submit.You will receive a mail with the download link,go to the link,select BitDefender Antivirus scanner for Unices and click download at the next page. Click Linux–>BitDefender-Antivirus-Scanner-7.6-4.linux-gccx.i586x.deb.run
Request for a free license:
at the link above click Request a free license,enter details and click I agree,you will get the key in your email.
Open a terminal and go to the directory you download the file,then execute:
sudo sh BitDefender-Antivirus-Scanner-7.6-4.linux-gcc4x.i586.deb.run
type accept when prompt.
After install finish,restart and you will open up it at Applications–>SystemTools–>BitDefender Scanner
Click set new key,then enter the key you get in email and click set