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Updates on HEIR, the Homomorphic Encryption Compiler Project


On 2026-08-14 I published an article on the Google Security blog with an update on HEIR, our homomorphic encryption (HE) compiler. This is a companion article, in which I have no limits on word count or jargon, and I can feel free to be honest. So strap in. Assuming you won’t read the linked corporate blog post, HEIR is a compiler that converts an input program to a program that operates directly on encrypted data.

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