Posts filed under 'Anti-Spam'

Millions Continue to Click on Spam

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Consumers Don

The Top 10 Botnets

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Latest reports have spam accounting for more than 95 percent of all email messages. You can thank botnets for most of that. Here

Which botnet sends the most spam, P 3

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In part 1 of my series, I looked at which botnet sends the most spam, by total number of messages sent at the recipient level and not the envelope level. In part 2, I looked at which one sends the most spam by total amount of bytes that they emit.

Which Botnet Sends the Most Spam? P 2

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There are a couple of ways to measure which botnet sends the most spam. On the one hand, botnets can send 1 spam message but address it to a lot of different recipients, thus putting the cost of delivery heavily onto the recipient.

Which botnet sends the most spam?

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Around the Internet, and even on this blog, various analyses have been done on botnets and which one is responsible for sending the most spam. Whether it

Spam filtering forces 90 year old magazine to change its name

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We all know how tricky it can be to stay ahead of spammers, and their

Project Honey Pot Statistics – 1 Billionth Spam Message

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On Wednesday, December 9, 2009 at 06:20 (GMT), Project Honey Pot achieved a
milestone: receiving its 1 billionth spam message.

Postini Delivery Problems Vex Users

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Users of email security and archiving service Postini were frustrated last week when the service began experiencing significant delivery problems.

Swine Flu Phishing Attacks and Email Scams

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US-CERT is aware of public reports of email scams circulating related to the Swine Flu. The attacks arrive via an unsolicited email message typically containing a subject line related to the Swine Flu. These email messages may contain a link or an attachment. If users click on this link or open the attachment, they may be directed to a phishing website or exposed to malicious code.

US-CERT: Waledac Trojan Horse Spam Campaign Circulating

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US-CERT is aware of public reports of malicious code circulating via spam email messages related to bogus terror attacks in the recipient’s local area.

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Our Author

Shaun Sturby, MCSE Technical Services Manager, and Optrics' point person for email security
Shaun Sturby, MCSE