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 ...

Cisco Talos says hackers are abusing CSS in emails The stylesheet language is used to hide content, track people's behavior, ...

Cybercriminals have been spotted using HTML/CSS and Unicode tricks to bypass tools meant to block malicious emails, marking a new twist in phishing techniques, security researchers report. Attackers ...

In the mid-'90s, email experts strongly urged, for varied reasons, against using HTML formatting in email marketing messages. But those reasons have largely been made anachronistic by today's ...

Processor type, IP address, browser in use, installed fonts — by collecting these and other characteristics of browser settings and the underlying operating system, it is possible to create a highly ...

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 ...

At the outset, Pure makes clear that it is mobile-first and delivers itself in a tiny file size: 3.7KB for the entire package when compressed. The framework is intended to be flat and extensible, ...