ModSecurity is a web application firewall that can work either embedded or as a reverse proxy. It provides protection from a range of attacks against web applications and allows for HTTP traffic monitoring, logging and real-time analysis.
TinyReversProxy is a lightweight reverse proxy especially designed for embedded systems.
It has been written in C language in the ESECO SYSTEMS company which builds Web3.0 and Web4.0 appliances for the domains of security and risk protection.