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‘Email security’ News

Error codes in email

Wednesday, November 26, 2008 21:32

421 Connection Refused - Customer has exceeded the maximum number of messages allowed per hour. 421 Service Not Available - Client IP sending email is on Charter RBL (black list) 421 Charter.net Lost - Connection was terminated. Possible network connectivity issue. 450 Unable to find: Recipient's domain not found. 452 Too many recipients - ...

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Yahoo guidelines for email security

Wednesday, November 26, 2008 21:29

Ensure that your email address lists are well maintained. Remove email addresses that bounce. Bounces are an indication that the mail could not be delivered because the user does not exist, no longer exists, or is unable to accept your email. List managers should remove addresses that generate bounces. A particularly ...

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What is email black list

Wednesday, November 26, 2008 21:27

An Email Blacklist is a database of addresses used by known spammers. Using this information, anti-spam filters installed on mail servers can reduce the amount of spam they process by blocking email messages coming from those addresses. Blacklists are used by thousands of email hosts as one of their main ...

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Choosing a free email account

Sunday, April 27, 2008 0:16

Choosing a free email account can help you safe from future threats. Before choosing an email account consider the following points.  Use regulations: One should pay attention when opening a Free mailer  box to the use regulation, particularly whether the E-Mail addresses can be passed on or used for advertising purposes. ...

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Use a simple email client

Monday, March 31, 2008 10:48

The biggest problem is e-mail. E-mail can deliver a virus/trojan program right to your computer that can destroy your computer (or do any number of nasty things) with a single click if your e-mail program is able to automatically do a bunch of other things. For this reason, it is ...

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Hackers can attack reliable e-mail too

Wednesday, March 19, 2008 0:52

You can no longer trust Office or QuickTime files that arrive in e-mail, even from organizations and people you deal with regularly. For that matter, any file from a popular software application, sent by e-mail or accessible at a website, is no longer trustworthy. Why? Data thieves are increasingly using ...

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Email bombing

Tuesday, January 29, 2008 20:47

Email bombing is characterized by abusers repeatedly sending an email message to a particular address at a specific victim site. In many instances, the messages will be large and constructed from meaningless data in an effort to consume additional system and network resources. Multiple accounts at the target site ...

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Microsoft email protection via sender id

Monday, December 10, 2007 0:36

Sender ID authenticates inbound e-mail to help verify that it is from the person that it says it is from. Messages that have been authenticated by Sender ID are less likely to be spam and messages that fail Sender ID are more likely to be spam. To help distinguish between verifiable ...

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