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Spam

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Block Referrer Spam (Updated)

Posted September 14, 2005 in Apache, Blogging, Spam

Referrer spam is becoming increasingly common. At best, it will only render your log files useless. At worst, it can cause your site to be dropped by search engines and your running costs to skyrocket. Here's how to block spurious referrers.

Stop Comment Spam

Posted January 18, 2005 in Blogging, Spam

Comment spam is evil, but preventable. Here is a breakdown of the tools and techniques available to a site owner who wants to allow commenting but prevent spam.