nukeevangelist writes:  

the comprehensive overview on Security Tools for PHPNuke & osc2nuke:
BTW: you can get the NukeSentinel v 2.3.0 on NukeScripts.net -

OpenSource at its best: comprehensive overview on Security Tools for PHPNuke & osc2nuke
the comparison here includes 7 tools for protecting PHPNuke & osc2nuke websites, with NukeSentinel 2.0.2 [as of today you can get v 2.3.0] and 2 additional tools not included in the previous comparison: Intrusos 2.0 and myNukeSecurity 1.0.1.

-Admin Secure
-Fortress
-Intrusos
-myNukeSecurity
-NSN Sentinel
-NSN Secure
-Admin Protector

Note: this comparison of the advertised features of 7 tools for protecting PHP-Nuke-based websites is a bit outdated: Please help to keep the datas up to date: each tool has its own unique features to help you protect your Php-Nuke-based website. This comparison can help you choose among alternatives. We have not evaluated these solutions, thus we leave the editorial for you in our Forums . We welcome corrections to the comparisons below, which were based on features noted in the documentation.

please make usage of the Feedback via contactmailer :: Forums Note:
Although the reviews are about 6 month's old, I'm posting this in hopes that the webmaster will update it :)