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What Is An Open Mail Relay? |
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Answer» An open mail relay is an SMTP server CONFIGURED in such a way that it allows anyone on the Internet to send e-mail through it, not just mail destined to or ORIGINATING from known users.This USED to be the default configuration in many mail servers. It was the way the Internet was initially SET up, but open mail relays have become unpopular because of their exploitation by SPAMMERS and worms. An open mail relay is an SMTP server configured in such a way that it allows anyone on the Internet to send e-mail through it, not just mail destined to or originating from known users.This used to be the default configuration in many mail servers. It was the way the Internet was initially set up, but open mail relays have become unpopular because of their exploitation by spammers and worms. |
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