The company also reviewed unknown user, complaint, and spam trap
rates for each IP address.
Content associated with complaints, spam trap
hits and unknown user rates
IP addresses categorized as legitimate commercial servers with even one spam trap
hit saw their delivery rate plunge to 38% versus 58% for mailers with no spam trap
Brightmail filters in part on the reputation of the content, as determined by spam traps
and complaints previously attributed to the content being mailed.
Professional courses will cover mobile architecture and abuse scenarios, spam traps
and honeypots, implementing DNSSec, and crimeware attribution.
By scanning all spam messages caught in SophosLabs' global network of spam traps
, researchers have identified the top 'Dirty Dozen' spare relaying nations between April and June this year.
Experts at SophosLabs scanned all spam messages received in the company's global network of spam traps
, and have revealed that 92.
With this new version, customers will benefit from an improved SyncML server designed for mobile device synchronization, which now also supports Sync4J clients, Spam Traps
which automatically feed the spam filter helping block spam and spam sources, custom scheduling and mail queuing for more flexible outbound mail management.
Experts at SophosLabs scanned all spam messages received in its global network of spam traps
, and have revealed that although the United States still heads up the chart, it has made significant reductions, and for the first time accounts for less than a quarter of all spam relayed.
The company's experts examined spam messages received at their network of spam traps
from January-March 2005.
The service returns the customer's file with all invalid email addresses and spam traps
tagged for easy removal or replacement, along with a detailed report.
At its global network of spam traps
, Sophos has intercepted emails inviting recipients to join a book club, claiming to offer a free copy of "The Da Vinci Code" as an incentive.