Links to several articles on the topic of CGI security issues.

Tips for avoiding common security holes when writing CGI scripts

A detailed listing of common, useful CGI environment variables under Apache 2, and examples of how to use them.

Frequently asked questions about CGI programming

Directory listing of FAQs about CGI programming.

Tips, instructions and tutorials on scripting CGI in Perl.

Completely rewritten to demonstrate current techniques available with the CGI.pm module and the latest versions of Perl. Topics include incorporating JavaScript for form validation, controlling browser caching, making CGI scripts secure in Perl, worki...

Tutorial that describes how to add CGI scripting to a web site.

The specification of the standard for interfacing external applications with web servers. By NCSA.

CGI, the common gateway interface for server-side processing.