Cisco Talos says hackers are abusing CSS in emails The stylesheet language is used to hide content, track people's behavior, and more Researchers suggest IT teams adopt advanced filtering techniques ...

Users can be tracked in their emails using CSS. Similar to usage data on the web, senders of emails can collect data and thus draw conclusions about the system used. This is shown by a study conducted ...

Security researchers are warning about "hidden text salting" in emails Hackers can hide parts of the text to confuse email scanners The hidden text helps the email pass the scans and land in the inbox ...

A new report has revealed a surge in the use of so-called “hidden text salting” techniques to evade email security measures in the latter half of 2024. This method, also known as “poisoning,” allows ...