SET was created and written by David Kennedy (ReL1K) and is maintained by an active group of collaborators (www.social-engineer.org). It is an open source Python-driven framework that is specifically designed to facilitate social engineering attacks.
SET was designed with the objective of achieving security through training. A significant advantage of SET is its interconnectivity with the Metasploit Framework, which provides the payloads needed for exploitation, the encryption to bypass antivirus software, and the listener module for connecting to the compromised system when it sends a shell back to the attacker.
To open SET in a Kali distribution, go to Applications | KaliLinux | Exploitation Tools | ...
