As the CGI docs will tell you, environment variables beginning with HTTP_ are the HTTP headers sent by the client in its request.

So, if an HTTP request contains the header Field: Value, then a Perl CGI will see $ENV{'HTTP_FIELD'} as the string Value.

In reply to Re: Re: Re: Secure or not secure, that question. by tomhukins
in thread Secure or not secure, that question. by akm2

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