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Anti-Spam Techniques In PHP, Part 2

By Quentin Zervaas, 24 July 2005 CAPTCHA PHP Download PDF (1 comment)

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Dacia, 20 November 2008

To prevent e-mail spam, both end users and administrators of e-mail systems use various anti-spam techniques. Some of these techniques have been embedded in products, services and software to ease the burden on users and administrators. No one technique is a complete solution to the spam problem, and each has trade-offs between incorrectly rejecting legitimate e-mail vs. not rejecting all spam, and the associated costs in time and effort.. ---------------------------- Dacia SEO

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Anti-Spam Techniques In PHP, Part 2

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