#conceal


Attackers conceal phishing lures using invisible Unicode characters

Sep 7, 2026 // 01:00

Threat actors have adopted the ASCII smuggling technique in phishing campaigns, using invisible Unicode characters to evade email security filters. ASCII smuggling has been used […]

A clever font-rendering technique allows bad actors to conceal harmful instructions from artificial intelligence systems.

Mar 17, 2026 // 21:14

A new type of attack exploits how fonts are rendered to trick AI helpers into overlooking harmful commands embedded in web pages, using seemingly harmless […]