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Comments on No. 72 of 107 · irisc2.com · edition of Saturday 7 November 2026

Turning the HEIC decoder into a SHA-256 computer

Summary

A team turned the HEVC decoder inside Apple's ImageIO into a SHA-256 computer: they wrote a HEIC file whose 564 pictures run the full SHA-256 compression, and the final decoded image displays the file's own hash.

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