Collected sources and patterns will appear here. Add from search, explore, or the patterns library.
PackedCiphertext -> Ciphertext<ScalarSum>
Sum values packed across different SIMD slots of a single ciphertext using log-depth homomorphic rotations and additions.
Problem it solves
Aggregating values packed within the same FHE ciphertext requires shifting and summing slots without decryption.
Consumes
Emits
The real projects this mechanism was found in. Attribution is the point — this is how the best teams actually do it.