AWS Security Blog

Tag: Transport Layer Security

How to tune TLS for hybrid post-quantum cryptography with Kyber

We are excited to offer hybrid post-quantum TLS with Kyber for AWS Key Management Service (AWS KMS) and AWS Certificate Manager (ACM). In this blog post, we share the performance characteristics of our hybrid post-quantum Kyber implementation, show you how to configure a Maven project to use it, and discuss how to prepare your connection […]

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TLS 1.2 to become the minimum TLS protocol level for all AWS API endpoints

At Amazon Web Services (AWS), we continuously innovate to deliver you a cloud computing environment that works to help meet the requirements of the most security-sensitive organizations. To respond to evolving technology and regulatory standards for Transport Layer Security (TLS), we will be updating the TLS configuration for all AWS service API endpoints to a […]

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How to confirm your automated Amazon EBS snapshots are still created after the TLS 1.2 uplift on AWS FIPS endpoints

We are happy to announce that all AWS Federal Information Processing Standard (FIPS) endpoints have been updated to only accept a minimum of Transport Layer Security (TLS) 1.2 connections. This ensures that our customers who run regulated workloads can meet FedRAMP compliance requirements that mandate a minimum of TLS 1.2 encryption for data in transit. Attempts […]

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TLS 1.2 will be required for all AWS FIPS endpoints beginning March 31, 2021

To help you meet your compliance needs, we’re updating all AWS Federal Information Processing Standard (FIPS) endpoints to a minimum of Transport Layer Security (TLS) 1.2. We have already updated over 40 services to require TLS 1.2, removing support for TLS 1.0 and TLS 1.1. Beginning March 31, 2021, if your client application cannot support […]

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Over 70 services require TLS 1.2 minimum for AWS FIPS endpoints

March 18, 2021: This post was originally published in February 2021. Since then, the number of services that require a TLS minimum of 1.2 has grown from over 40 to over 70. We’ve updated this post accordingly. In a March 2020 blog post, we told you about work Amazon Web Services (AWS) was undertaking to […]

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