Research

Technical writing from our research team — file format internals, exploitation technique, and the tooling behind our platform.

The final frame decoded by stock Apple ImageIO, displaying the HEIC file's SHA-256

September 23, 2026

Turning the HEIC decoder into a SHA-256 computer

A standards-conforming HEIC image sequence whose prediction modes, residuals, motion vectors, and sample order compute and display the file's own SHA-256.

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The decoded file displaying its own hexadecimal SHA-256

September 5, 2026

Turning the JXL Decoder into an Artificial CPU

A JPEG XL file whose branching logic, state channels, and raster schedule compute and display the file's own SHA-256.

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