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tgcd is a simple Unix network utility to extend the accessibility of TCP/IP based network services beyond firewalls. This can also be used by network analysts and security experts for penetration testing and analyze the security of their network.
It's written in C Language.
Detect Flooder IPs, Reduce Attack Surface against HTTP Flood Attacks
This module provides attack surface reduction enhancements against the HTTP Flood Attacks at the web application level. Massive crawling/scanning tools, HTTP Flood tools can be detected and blocked by this module via htaccess, firewall or iptables, etc. (like mod_evasive)
You can use this module by including "iosec.php" to any PHP file which wants to be protected.
You can test module here: http://www.iosec.org/test.php (demo)
Watch the Proof of Concept video:...
RWSecure parses the /var/log/secure (or specified secure log) file for Invalid usernames or Failed password. If more than x invalid or failed attempts by one IP(i.e. brute force), it will add that IP to your /etc/hosts.deny file by default (also configur
Bruteblock allows system administrators to block various bruteforce attacks on UNIX services. The program analyzes system logs and adds attacker's IP into IPFW table effectively blocking them. Addresses are removed from the table after expiration period