Criminals are using CSS to get around filters and track email usage

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

Attackers Use Unicode & HTML to Bypass Email Security Tools

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 ...
Cult of Mac

How to create an HTML signature for Apple Mail

We all like our email signatures to look fantastic. Apple Mail began letting you make your special mark with an HTML-style email signature with OS X Lion back in 2011. The process of setting up an ...
CSOonline

Attacks increasingly use malicious HTML email attachments

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 ...