Check it out!

• The Psyshard – is linux hardening tool which works for old version linux < 2.6.18 (red hat/ubuntu based). Released psyshard is still beta version and idle project called psyshard-0.1 which can be downloaded in http://psyshard.sourceforge.net. This tool is written using perl combined with bash.
• IPv6 Hackit – is linux based IPv6 penetration tester tool which support to enumerate alive host, scan TCP port, map AAAA record, find IPv6 host via google, help exploitation to gain remote shell created by binding/reverse shellcode. This tool is written in perl  http://ipv6hackit.sourceforge.net or you can read the whole source code related to my IPv6 tools on http://core.ipsecs.com/ipv6-hackit/.
• Grid Toolkit – is linux based grid computing penetration tester tool which support to enumerate grid computing headnode, crack certificate authority pass phrase, brute force login gridsphere – web based grid portal, exploit headnode trusteeship. This tool is written in python http://gridtoolkit.sourceforge.net or you can read the whole source code related to my grid tools on http://core.ipsecs.com/grid-toolkit/.
• Some unix/linux standard utility can be modified as powerful malware, iputils ping can be useful for local root backdoor, inetutils ftp being modified as ftp keylogger, openssh being modified as remote root backdoor and ssh keylogger. You can read and download my collection at http://core.ipsecs.com/malpatch/.
• Last but now least, kewl article written in indonesian can be read and downloaded freely at http://core.ipsecs.com/paper/.