Hybrid images

Assess

Techniques

An optical-illusion technique that combines two images using different spatial frequencies.

Why it's here

Placed in Assess: 1 article(s) of evidence from 1 source(s), led by product launches, with 1 in the last 30 days. Confidence 24%. Low accumulated evidence, so it defaults conservatively pending more signal.

Evidence (1)

4Hacker News·7/16/2026product_launch
Decoy Font hides text from AI readers
Decoy Font is a TTF typeface that uses hybrid-image style spatial frequencies to show different text to humans and AI/OCR systems depending on viewing distance. The project is positioned as an anti-scraping and anti-OCR tool, but it is not a guaranteed defense against more capable agents.