Stop That Hacker  

Features: Stops the hacker before he steals passwords - Reduces server load caused by password hacking programs - Protects your members from having there password stolen - User definable number of bad password try's and more.

Hosting Requirements: Unix/Linux; Apache1.3; Perl 5.003+
Price: $199.95

   PassHack Killer  

This script, when properly installed, will log and track any failed authentication attempts for your members area(s). When the failed number of attempts coming from one certain IP exceeds a limit you set, the script will automatically block that IP from accessing your entire site.

Hosting Requirements: Unix/Linux/FreeBSD
Price: $50

   FileProt  

FileProt is a simple to setup and use file protection script. What it does in a nutshell is not allow anyone coming from unauthorized places access to certain files on your webserver. This allows you to specify not only unauthorized domains but also PAGES in your own domain. You can tell it to only allow file or image downloads from certain pages in your domain. You can block hotlinkers and bandwidth leeches completely.

Hosting Requirements: Unix/Linux/FreeBSD
Price: $50

   Investment Guard  

This software makes use of a very special Apache handler that allows it to monitor every user that enters your members area as well as every file request made from your members area all in real time. This script replaces Browser based Basic Access validation with a more secure version of user tracking and validation of its own. Users login via a form instead of the browser pop-up box.

Hosting Requirements: Unix, Lynx; Apache; Perl 5
Price: $139.95

   @1 Script Secure  

Check the location of forms. Prevent a hacker from submitting forms from outside your domain/server.

Hosting Requirements: Linux
Price: Free

   Referer Access Control  

Referer Access Control will detect linkings from other sites to a particular page (whichever that include a SSI tag to this script) and redirect them to a defined page. You can set up where links to a particular page is good and bad. It will redirect any user that is (not) coming from your valid referers or urls, to the URL of your choice.

Hosting Requirements: Unix/Linux/FreeBSD, Windows; Perl 4+; SSI
Price: Free

   IP Logger  

This script logs IP addresses and exact times of visitors to any page you place the small ssi or javascript tag on and displays the IP on the page itself. Another simple security feature to deter credit card fraud on order form!

Hosting Requirements: Unix/Linux/FreeBSD, Windows; Perl 5+; SSI
Price: Free

   Login Protector  

Protects your website from password traders and hackers. Powerful detection mechanism tracks all user logins with fully automatic installer, completely STANDALONE, no HTML modification needed. LP protects your website by silently monitoring every single user login into one or more secure directory (with presence of .htpasswd file). When it detects a user who logs on using the same pair of ID/Password that has been previously used by another user, i.e. with a different IP address, it will automatically suspend the user account and notify you by email. By using LP you will to save hundreds or thousands of dollars each year because you no longer have to pay your webhosting company for unanticipated bandwidth!

Hosting Requirements: UNIX, Perl 5.003+
Price: $29.95

   Bandwidth Protector  

Designed to stop the unauthorized linking of your website graphics and HTML pages from other websites, thereby using your bandwidth to deliver graphics and HTML pages to other website pages.

Hosting Requirements: Unix and NT; Perl 5+
Price: $49

   Private Eye  

Private Eye monitors every user that enters your members area. Private Eye logs users looking for duplicate surfers using the same username. The log files flush themselves periodically determined by a time frame you set. This prevents users that come back at a later time that day from inadvertently being determined to be a different user. The script can also tell if the same user has returned with a different IP number due to a loss in their internet connection. This will keep you from running off legitimate customers.

Hosting Requirements: Unix; Perl 5
Price: $69.95