Microsoft SEAL - Homomorphic Encryption Library

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Credibility Rating

3/5

Good(3)

Good quality. Reputable source with community review or editorial standards, but less rigorous than peer-reviewed venues.

Rating inherited from publication venue: GitHub

Microsoft SEAL is a cryptographic tool relevant to AI safety insofar as it enables privacy-preserving computation; it is more directly a software engineering resource than an AI safety analysis, but has applications in secure and confidential AI deployment scenarios.

Metadata

Importance: 35/100tool pagetool

Summary

Microsoft SEAL is an open-source homomorphic encryption library that allows computations to be performed directly on encrypted data without decryption. It supports BFV and CKKS encryption schemes, enabling privacy-preserving machine learning and secure computation applications. The library is designed for practical use in cloud and AI scenarios where data privacy is paramount.

Key Points

•Implements homomorphic encryption schemes (BFV, CKKS) enabling arithmetic operations on encrypted data without exposing plaintext
•Supports privacy-preserving machine learning inference, allowing models to run on encrypted user data
•Open-source C++ library with cross-platform support, maintained by Microsoft Research
•Relevant to AI safety and privacy in deployment contexts where sensitive data must remain confidential
•Enables secure multi-party computation scenarios useful for federated learning and confidential AI systems

Cited by 1 page

Page	Type	Quality
AI Governance Coordination Technologies	Approach	91.0

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[**41** Branches](https://github.com/microsoft/SEAL/branches) [**38** Tags](https://github.com/microsoft/SEAL/tags)

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## Folders and files

| Name | Name | Last commit message | Last commit date |
| --- | --- | --- | --- |
| ## Latest commit<br>![mathisbot](https://avatars.githubusercontent.com/u/134849385?v=4&size=40)![kimlaine](https://avatars.githubusercontent.com/u/20521604?v=4&size=40)<br>[mathisbot](https://github.com/microsoft/SEAL/commits?author=mathisbot)<br>and<br>[kimlaine](https://github.com/microsoft/SEAL/commits?author=kimlaine)<br>[chore(dep): bump zstd to 1.5.7](https://github.com/microsoft/SEAL/commit/7a931d55ba84a40b85938f6ca3ac206f18654093)<br>failure<br>last yearApr 2, 2025<br>[7a931d5](https://github.com/microsoft/SEAL/commit/7a931d55ba84a40b85938f6ca3ac206f18654093) · last yearApr 2, 2025<br>## History<br>[1,818 Commits](https://github.com/microsoft/SEAL/commits/main/) <br>Open commit details<br>[View commit history for this file.](https://github.com/microsoft/SEAL/commits/main/) 1,818 Commits |
| [android](https://github.com/microsoft/SEAL/tree/main/android "android") | [android](https://github.com/microsoft/SEAL/tree/main/android "android") | [New path for android binaries](https://github.com/microsoft/SEAL/commit/40d4c3806ca192f8135329f7e1c67af2176ea1f1 "New path for android binaries") | 4 years agoDec 28, 2022 |
| [cmake](https://github.com/microsoft/SEAL/tree/main/cmake "cmake") | [cmake](https://github.com/microsoft/SEAL/tree/main/cmake "cmake") | [chore(dep): bump zstd to 1.5.7](https://github.com/microsoft/SEAL/commit/7a931d55ba84a40b85938f6ca3ac206f18654093 "chore(dep): bump zstd to 1.5.7") | last yearApr 2, 2025 |
| [dotnet](https://github.com/microsoft/SEAL/tree/main/dotnet "dotnet") | [dotnet](https://github.com/microsoft/SEAL/tree/main/dotnet "dotnet") | [Fixed some typos and a bug](https://github.com/microsoft/SEAL/commit/fd5591f04708abad7333bb1181ced189d1eb73b4 "Fixed some typos and a bug") | 4 years agoJan 4, 2023 |
| [native](https://github.com/microso

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Resource ID: 8a803827c20a0bd1 | Stable ID: MzNlMWM0Ym