Messaging News - June 2008 - (Page 18) he first spam message was sent via the Arpanet—the precursor to the Internet—30 years ago last month. At that time, everyone knew the sender, Gary Thuerk, however, that cannot be said today. In an effort to track perpetrators known to abuse the Internet, blacklists are used to publish addresses linked to spam. In the words of Stephen Pao, VP of product management for Barracuda Networks, “blacklists are the bread and butter of email security.” Kept by independents, like Spamhaus or Mail Abuse Prevention System (MAPS), as well as a host of others, Internet Service Providers (ISPs) subscribe to such lists, in addition T to developing their own. They are controversial because of unclear listing criteria, plus delisting can be difficult. “I think they are less than ideal,” says Arvel Hathcock, founder and CEO of Alt-N Technologies. “I’m speaking of IP-based DNS blacklists. When run responsibly, these services are useful. When run irresponsibly, they are a complete nightmare. However, on the whole as things stand today, we are better off with them than without.” Having reached a certain level of maturity, blacklists are well understood by those trying to dodge the list. “One of the fascinating things happening now is that even the guys who are renting their botnets are protecting their assets,” observes Pao. “Even though they have so many bots available, you will see fewer than 50 actual bots contributing to any single campaign. Our hypothesis is that they see no reason to expose the entire botnet, if it is not required to proliferate the spam.” Instead Pao notes
Table of Contents Feed for the Digital Edition of Messaging News - June 2008 Messaging News - June 2008 Editor’s Note Short Takes Classification & Retention Spam: Bigger, Faster, and More Dangerous Bad Behavior and Today’s Reputation Analysis The Changing Locus of Collaboration Serving Up Managed and Hosted Messaging Solutions “On Message” with Ben Gross SCAP Standard Benefits Both Government and Commercial Space Making the Case Learn More Messaging News - June 2008 Messaging News - June 2008 - Messaging News - June 2008 (Page Cover1) Messaging News - June 2008 - Messaging News - June 2008 (Page Cover2) Messaging News - June 2008 - Messaging News - June 2008 (Page 3) Messaging News - June 2008 - Messaging News - June 2008 (Page 4) Messaging News - June 2008 - Messaging News - June 2008 (Page 5) Messaging News - June 2008 - Editor’s Note (Page 6) Messaging News - June 2008 - Editor’s Note (Page 7) Messaging News - June 2008 - Short Takes (Page 8) Messaging News - June 2008 - Short Takes (Page 9) Messaging News - June 2008 - Classification & Retention (Page 10) Messaging News - June 2008 - Classification & Retention (Page 11) Messaging News - June 2008 - Classification & Retention (Page 12) Messaging News - June 2008 - Classification & Retention (Page 13) Messaging News - June 2008 - Classification & Retention (Page 14) Messaging News - June 2008 - Classification & Retention (Page 15) Messaging News - June 2008 - Spam: Bigger, Faster, and More Dangerous (Page 16) Messaging News - June 2008 - Spam: Bigger, Faster, and More Dangerous (Page 17) Messaging News - June 2008 - Bad Behavior and Today’s Reputation Analysis (Page 18) Messaging News - June 2008 - Bad Behavior and Today’s Reputation Analysis (Page 19) Messaging News - June 2008 - Bad Behavior and Today’s Reputation Analysis (Page 20) Messaging News - June 2008 - Bad Behavior and Today’s Reputation Analysis (Page 21) Messaging News - June 2008 - The Changing Locus of Collaboration (Page 22) Messaging News - June 2008 - The Changing Locus of Collaboration (Page 23) Messaging News - June 2008 - The Changing Locus of Collaboration (Page 24) Messaging News - June 2008 - The Changing Locus of Collaboration (Page 25) Messaging News - June 2008 - Serving Up Managed and Hosted Messaging Solutions (Page 26) Messaging News - June 2008 - Serving Up Managed and Hosted Messaging Solutions (Page 27) Messaging News - June 2008 - Serving Up Managed and Hosted Messaging Solutions (Page 28) Messaging News - June 2008 - Serving Up Managed and Hosted Messaging Solutions (Page 29) Messaging News - June 2008 - Serving Up Managed and Hosted Messaging Solutions (Page 30) Messaging News - June 2008 - “On Message” with Ben Gross (Page 31) Messaging News - June 2008 - “On Message” with Ben Gross (Page 32) Messaging News - June 2008 - “On Message” with Ben Gross (Page 33) Messaging News - June 2008 - “On Message” with Ben Gross (Page 34) Messaging News - June 2008 - SCAP Standard Benefits Both Government and Commercial Space (Page 35) Messaging News - June 2008 - Making the Case (Page 36) Messaging News - June 2008 - Making the Case (Page 37) Messaging News - June 2008 - Learn More (Page 38) Messaging News - June 2008 - Learn More (Page Cover3) Messaging News - June 2008 - Learn More (Page Cover4)
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