In BOTCHA, we don't abuse our human users - BOTCHA protection is completelytransparent to them and non-intrusive.
Verschiedene Verfahren um selektiv postfix + amavis Spam checks auszuschalten
The CAPTCHA Pack module contains several CAPTCHA types for use with the CAPTCHA module. The CAPTCHA Pack module is meant to provide lightweight, yet effective alternatives for the traditional image CAPTCHA, which is undesirable in certain situation (e.g. bandwidth restrictions, cpu restrictions, accessibility constraints, etc).
Acutal information security facts and risks
Check spam level and reputaion for a given IP
Now you can quickly view your DomainKeys, DKIM, and SPF validitay, and SpamAssassin score in one place.