email server check
PHISHY Something about your mail server business
The problem of mail servers that shuns the company has since the last decade. Given the length of service and about a ton of information on how to resolve this problem, it boggles the mind that this problem still exists.
This is exactly what the problem is the "leakage" in the mail server? The term common this issue is "open relay".
Back in the days when the monstrosity known today as "spam" was unknown e-mail servers do not filter outgoing mail as authorized networks or domains. In other words, the mail senders email from outside your corporate network to relay to your mail server. This was convenient for companies related to this time to share a common mail server, because access through the Internet was the most dial-up lines and the cost of a dedicated line still very expensive. Occasionally a stranger would have access to the relay, but most network administrators also only a blind eye, even if this document spoke of "bad netiquette. After all, the Internet was still in these days of sharing.
Over time, consumers wine. Network administrators slow to connect open relay since this type of activity was still unknown and no patch is available for server software. Manufacturers server software has just received an alert for this new form of network abuse. When the software were able to solve the problem open relay, the damage was too great to contain. Attackers have discovered a new medium, although unscrupulous get your messages. The cat and mouse was on.
A decade later, the hunt is still ongoing and it is obvious that the mouse is playing with the cat. Spammers are still using their old faithful relay scan open network that runs the mail server with leaks. But these days, spammers are not only leak detection, but they joined in the search for cyber-criminals. While spammers send anything but boring commercial focus, cybercriminals really clean their bank account phishing scams by sending an e-mail.
If you are new phishing is the method by which scammers send you an e-mail aspect Official as your bank card company credit or a website that you dealt. You get the history they need to update your account or risk cancellation. Then you must click on a link in the email that takes you to a website where you can update your information personal. The link is actually cleverly disguised as a web server that will collect the personal information you enter. Once the information is in the hands of the crook, you know what they follow.
Many email scams, phishing technique 'of operation are Spammers Manual "- using open relays trusted servers. Open relays are often the result of inexperience of the manager, lack Knowledge, negligence or laziness absolute. Most modern Unix / Linux based mail servers have built in the struggle against the mechanisms of transmission, and although we have no experience with Windows servers e-mail, we hope that competent Windows based manufacturers of server software should have included this feature. There is no fixed formula Configuring a mail server, each company has its own requirements and policies to follow. However, the constant must be Once the needs and policies are in place, anti-relay should be on.
Email is probably the most used tool in the online world. This is essentially why the spammers and scammers to exploit the maximum -- gains could be enormous. Ensuring your mail server your company is not an open relay, you also do not allow spammers and the crooks eat in their network bandwidth. But more importantly, you save many users from unwanted spam and to be victims of cyber-criminals. If you do not particularly care about making others do for you, for the next potential phishing victim could be you.
About the Author
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Learn more about phishing email scams and other threats to your computer. Visit www.emailantivirus.info today.
I check my MySpace mail from a mail server yahoo or hotmail?
No e-mail notifier, but the real message ....
Nope ... by myspace
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