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ISO/IEC WD 28033-5

Information security — Fully homomorphic encryption — Part 5: Mechanisms for scheme switching

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20.60     16. 8. 2025.

ISO/IEC

ISO/IEC JTC 1/SC 27

Međunarodni standard

Apstrakt

This document specifies mechanisms for switching of homomorphic encryption schemes based on Chimera framework and related optimizations. This section describes advanced constructions that rely on ciphertexts that have been defined for the FHE schemas BFV/BGV, CKKS and CGGI and use the same security levels.
The main goal is to be able to convert LWE/RLWE/GLWE ciphertexts encrypted under the FHE schemas without decrypting them.

Životni ciklus

TRENUTNO

PROJEKAT
ISO/IEC WD 28033-5
20.60 Završetak rada na prednacrtu standarda
16. 8. 2025.