Tag: Spoofing

Spoofing: are you who you say you are?

Spammers often play games with the 'From' field but there are Internet standards that can help you easily determine whether the sender is who he claims to be. (Dec 11, 2009)

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Drive by Downloads

This is a term I’m seeing more and more frequently in security-related web posts and, frankly, I thought it was fairly new. After doing some research, however, I found an article entitled, Anatomy of a “Drive-by-Download,” that was written in 2004 (!) by Eric L. Howes. Where have I been all this time? (Oct 21, 2009)

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SPF woes with third party services … a workaround.

Many people use SPF (Sender Policy Framework) as an anti-spoofing measure. They create an SPF record in their DNS zone for their domain. From time to time though, some customers will do business or use third party services that will send out Email on their domain's behalf and unfortunately, this will cause recipient MTAs to hard-fail or soft-fail these messages. (Sep 04, 2009)

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