RSS feed links
Hijack-proof forms. Surveys. List building.
Solid, safe website tools.
Whatever your need, Will Bontrager builds powerful software solutions.
Solid, safe website tools.
Whatever your need, Will Bontrager builds powerful software solutions.
RSS feed links
Blog Article Categories |
(Get Attention Ticker for your web site)
Relatively Simple Form Spam PreventionBy Will Bontrager Form spam happens when a robot or other remote software automatically fills in the fields of your form and submits it. Has it happened to you, yet? Once it starts, it never quits. The full online article presents a method of preventing form spam that is relatively simple to implement (compared to some CAPTCHA and other systems I've seen). JavaScript is used to detect whether or not the form user is human. If a click in a form field is detected, human is assumed. Otherwise, the form user is assumed to be software. Two methods are outlined in the article. A prevention method, for forms that have not yet been compromised, and a blocking method, for forms that are already being used to send spam. Click here to read the full article. May 22, 2007 Please note: Articles on this website are presented "as is". However - If you have a question about a CGI script, HTML, CSS, PHP, or JavaScript
Rate this blog post.
No page reload! |
|
© 1998-2001 William and Mari Bontrager |
|