Criminals are using CSS to get around filters and track email usage
Cisco Talos says hackers are abusing CSS in emailsThe stylesheet language is used to hide content, track people's behavior, ...
The Hacker News2 天
Cybercriminals Exploit CSS to Evade Spam Filters and Track Email Users' Actions
"The features available in CSS allow attackers and spammers to track users' actions and preferences, even though several features related to dynamic content (e.g., JavaScript) are restricted in email ...