# FIPS 140-3 support in OpenSearch

DevFeed: [FIPS 140-3 support in OpenSearch](<https://devfeed.tech/articles/fips-140-3-support-in-opensearch-31415.md>)

Original publisher: [Read original article](<https://opensearch.org/blog/fips-140-3-support-in-opensearch/>)

Author: Karsten Schnitter

Published: 2026-09-16T19:12:14Z

Content type: article

Language: en

Sources: [OpenSearch](<https://devfeed.tech/sources/opensearch.md>)

Topics: [fips 140-3](<https://devfeed.tech/topics/fips-140-3.md>), [opensearch](<https://devfeed.tech/topics/opensearch.md>), [Cryptography](<https://devfeed.tech/topics/cryptography.md>), [Encryption](<https://devfeed.tech/topics/encryption.md>), [Security](<https://devfeed.tech/topics/security.md>)

Tags: [aws](<https://devfeed.tech/tags/aws.md>), [blog](<https://devfeed.tech/tags/blog.md>), [compliance](<https://devfeed.tech/tags/compliance.md>), [cryptography](<https://devfeed.tech/tags/cryptography.md>), [encryption](<https://devfeed.tech/tags/encryption.md>), [fips](<https://devfeed.tech/tags/fips.md>), [fips-140-3](<https://devfeed.tech/tags/fips-140-3.md>), [opensearch](<https://devfeed.tech/tags/opensearch.md>), [security](<https://devfeed.tech/tags/security.md>), [technical](<https://devfeed.tech/tags/technical.md>)

## AI overview

This post explains OpenSearch support for a FIPS 140-3-compliant mode starting with version 3.6. It describes the validated cryptographic modules used for security-relevant operations, the collaboration involving SAP, SAS, and AWS, and how native FIPS mode differs from using a FIPS-validated TLS-terminating proxy.

## Source excerpt

OpenSearch now supports running in a mode compliant with FIPS 140-3, contributed through a multi-year collaboration between SAP, SAS, and AWS. The post FIPS 140-3 support in OpenSearch appeared first on OpenSearch.