Sender checks

[Gregoire LECOMTE]

Does anyone implement a rule to check if the SMTP "mail from" match the "From" header?

If yes, how and where?

Finally what was the impact performance?

Thank you

[Douglas Hardison]

Hi,

The following knowledge base article discusses filtering "spoofed" emails.

http://tinyurl.com/ldn3v

It contains some information regarding some message filters you could try.

Hope that helps,
whardison