New research shows that up to a half of all HTML email attachments are malicious, and not just because of a few massive campaigns. Researchers warn that attackers are relying more on malicious HTML ...

A common task of sysadmins is to generate email messages and send them out to a group of people. Reminders about upcoming system downtime or tips to help users make better use of their Unix accounts ...

The "external sender" warnings shown to email recipients by clients like Microsoft Outlook can be hidden by the sender, as demonstrated by a researcher. Turns out, all it takes for attackers to alter ...

Add Yahoo as a preferred source to see more of our stories on Google. An email hits your inbox from an unknown sender that includes a picture of your house and address, followed by a threat: “Don’t ...