Qualys - Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
Nessus - Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
Burp Suite - Burp Suite is an integrated platform for performing security testing of web applications.
Rust - A safe, concurrent, practical language