Tag: advanced filtering techniques

Source URL: https://blog.talosintelligence.com/seasoning-email-threats-with-hidden-text-salting/ Source: Cisco Talos Blog Title: Seasoning email threats with hidden text salting Feedly Summary: Hidden text salting is a simple yet effective technique for bypassing email parsers, confusing spam filters, and evading detection engines that rely on keywords. Cisco Talos observed an increase in the number of email threats leveraging hidden text…