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October 22, 2011

What is SPF ?

Email Security :-
Now a day's Email Security is a big concern, without Mail administrator we can't judge any mail that this came from correct domain owner's SMTP Server or not
On June 2003 new standard was published to get rid of this problem "SPF"
What is SPF?
Sender Policy Framework (SPF) is an email validation system designed to prevent email spam by detecting email spoofing, a common vulnerability, by verifying sender IP addresses. SPF allows administrators to specify which hosts are allowed to send mail from a given domain by creating a specific SPF record (or TXT record) in the Domain Name System (DNS). Mail exchangers use the DNS to check that mail from a given domain is being sent by a host sanctioned by that domain's administrators.
Sender Policy Framework is defined in IETF publication RFC 4408.
For more details you can refer to :-
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1 comment:

Unknown said...

It's very knowledgeable things..