A clever technique used to hide malicious prompts in attacks on AI agents has been adopted by spammers to evade filters on ...

Experts warn that cybercriminals are now using a method called “ASCII smuggling” to help phishing emails get past security ...

A technique used in prompt injection attacks has made it into phishing, Microsoft has warned.

Fraudsters have found a new use for ASCII smuggling, typically used to hide malicious prompts intended for AI models, in an ...

Like many art forms, especially digital ones, ASCII art began as an exercise of working within limitations. It involved using the limited, fixed-width ASCII character set to create recognizable images ...

In 2026, there has been a surge in the number of spam messages delivered to email inboxes with the help of ASCII smuggling, ...

Microsoft found a phishing campaign using ASCII smuggling, the invisible-character trick from AI prompt injection, to split ...

Attackers have adapted a technique popularized in AI prompt injection research for a high-volume phishing campaign, using ...

Invisible Unicode can hide malicious keywords from security systems while leaving email content visually unchanged.Microsoft observed millions o ...

Microsoft warns that attackers are using ASCII smuggling and invisible Unicode characters to evade phishing filters.

This technique, known as ASCII Smuggling, first appeared in prompt injection attacks targeting AI systems. For example, an ...