According to security expert Michael Cobb, the likelihood of your enterprise being compromised by a botnet is not a question of if, but when. Cobb discusses how spammers use botnets to corrupt enterprise systems, and offers advice on how security pros can thwart their attacks.

Email has long been a favorite method for malicious hackers looking to launch attacks, and one of the first steps in defending against vicious email threats lies in developing a strong email authentication strategy. In this tip, contributor Noah Schiffman discusses the two most popular and effective types of authentication systems, and unveils the positive and negative aspects of each approach.

With 63% of Internet users routinely accessing blogs, spammers and malware writers have started abusing blog sites to take advantage of the easy access to unsuspecting Web users.

Symantec reintroduces Brightmail branding for Symantec Mail Security Series solutions, as part of its information risk management (IRM) strategy to secure and manage unstructured information.

Spammers often use the issue du jour in their spam campaigns, so it is not surprising that they are continuing to use the economy as a ruse to deliver their spam messages last month.
 

Sophos reports that Facebook has won a US$873 million judgement against a Canadian man who bombarded millions of the social networking site's members with unsolicited spam messages.

In an excerpt from Voice over IP Security, author Patrick Park reviews VoIP threats, including spam, phishing and other threats against social context.