Cara Garretson

E-mail security service provider Postini Monday made commercially available the Postini Threat Identification Network service, which the company has been using internally to pinpoint senders of spam and malicious e-mail.

With spam blocking becoming a checklist item for network managers, antispam companies are developing complementary features and turning to new ways to deliver their technology with hopes of distinguishing themselves in this heavily crowded market.

IronPort Systems this week announced a new version of its e-mail security appliance for large organizations that can process up to 1 million messages...

In February, the first arrest was made of a man who violated the CAN-SPAM law by sending unsolicited commercial messages not over traditional e-mail but over instant messaging. Given the rate at which e-mail threats, including spam, viruses and phishing attacks, are migrating to the world of instant messaging, this arrest isn't likely to be the last of its kind.

WholeSecurity Inc. has struck a deal to help protect eBay Inc.'s customers from phishing scams. The online auction giant is licensing WholeSecurity's Web Caller-ID software, which detects spoofed sites.

Plaxo, the free contact application that automatically updates address books via e-mail, has gained notoriety since it was launched just over a year ago. Now its creators are pinning the application's future on a paid, business-oriented version to create the company's first significant revenue stream.

Roaring Penguin Software Inc. this week released an upgrade to its CanIt anti-spam program that includes Bayesian filters to help the software recognize spam and block it before it reaches end users' mailboxes.

A group of European Parliament members are in Washington, D.C., this week to discuss with U.S. regulators and lawmakers areas where the governments can come closer together on matters of Internet policy.