ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx that is developed by Trustwave's SpiderLabs. It has a robust event-based programming language which provides protection from a range of attacks against web applications and allows for HTTP traffic monitoring, logging and real-time analysis. With over 10,000 deployments world-wide, ModSecurity is the most widely deployed WAF in existence.
MyServer is your own localhost web server. you can setup PHP, Apache, Nginx and MySQL servers on your android devices or linux like Ubuntu etc. MyServer is Developed for android terminal like Termux or GNURoot Debian terminal.