Preventing unwanted content from being posted on a website.

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Hotmail sends messages to spam box due to spf temperror

I'm stuck with the typical hotmail anti-spam problems. I've correctly configured spf, senderid, dkim, domainkeys, dmark, but hotmail.com still returns the "SPF temperror". According to OpenSPF (read ...
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How can someone use my server to send email to an address on the server?

This is weird. Today, I received an email from a server I manage. In other words, the email ends in the same domain name that is run on the server. After checking the email headers, the composer ...
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727 views

Sending Emails via Google SMTP - after some time quit working

on a website I use PHPMailer to send automated registration emails, etc and also a newsletter-tool (which loops through the emails and sends them one by one). Also, I configured in Gmail under ...