A recent article in the New Scientist entitled “To beat spam, turn its own weapons against it”, describes the work done by a team of academics to find a more effective way to filter spam. The team, from ICSI Berkeley and UC San Diego, have come up with a way of analyzing the spam email messages sent by [...]
During the fourth quarter of 2009, the Mal-Bredo A virus continued to circulate the world for the second quarter in a row. Cybercriminals morphed its packaging from attachments that appeared to be from internationally known package delivery companies to attachments that appeared to be from Facebook, the popular social networking site.
Throughout the quarter, the number [...]
Open source leverages the creativity of thousands while it relies upon the management of a limited number of contributors to maintain and debug the software. While open source creates true positive results such as Linux, a glitch in the most famous free Anti-Spam – SpamAssassin – resulted false positives and rejection of legitimate mail. SpamAssassin [...]
In September, security company Symantec reported a 45% decrease in phishing attacks compared to the previous month. Several security companies rang into the debate with data both supporting and contradicting the claim. You can check out responses and similar studies from SPAMFighter, MarkMonitor and IBM.
Commtouch Labs examined phishing attack data from seven Commtouch Security Alliance [...]
There are a variety of URL filtering solutions out there. As a result, you find yourself evaluating these solutions both on their business and technology infrastructures. In our experience of providing URL filtering solutions, we’ve came across all sorts of methodologies to evaluate the underlying technology. Since there is no standard to test these solutions, [...]
The most important relationships can be hard to maintain but are worth every effort.
Then there are the relationships you don’t want to maintain at all – but once you find yourself in them, you realize you can’t get out.
In a recent study conducted for the Messaging Anti-Abuse Working Group (MAAWG), of which Commtouch is a [...]
The major news of the second quarter was the massive rise in email-borne viruses not caught by major anti-virus engines. One explanation for the dramatic rise is the appearance of aggressive new variants of several different Trojans. Anti-virus companies have been unable to produce new signatures in time to protect their customers. Some companies try [...]
From late May through June, Commtouch Labs noted a sharp rise in the number of new viruses being circulated via email that were not caught by the major anti-virus engines. A new Malware Report released by the company details several outbreaks whose wide distribution caused malware numbers to temporarily and exponentially increase from the rather [...]
Last January we released a new Web security service – Commtouch GlobalView URL Filtering SDK. This innovative solution leverages our many years of messaging security and OEM partnership experience, plus unique Data Cloud architecture, to provide highly accurate, secure protection against growing Web threats while enabling safe, compliant browsing. The service utilizes a combination of [...]
The major news of the first quarter was the rapid propagation of the Conficker worm. Research indicates its three variations have infected more than 15 million computers, weaving a massive zombie botnet, since appearing on the scene in November 2008. The botnet lay dormant for weeks, leaving computer users nervous and vulnerable; and only in [...]
