![]() If you are using earlier application versions, or have not updated your development environment since before 2014, you will likely need to update. ![]() You are almost certainly already using TLS 1.2 or later if your client software application was built after 2014 using an AWS Software Development Kit (AWS SDK), AWS Command Line Interface (AWS CLI), Java Development Kit (JDK) 8 or later, or another modern development environment. ![]() If you are one of the more than 95% of AWS customers who are already using TLS 1.2 or later, you will not be impacted by this change. Now is the right time to retire TLS 1.0 and 1.1, because increasing numbers of customers have requested this change to help simplify part of their regulatory compliance, and there are fewer and fewer customers using these older versions. Furthermore, we have active mitigations in place that help protect your data for the issues identified in these older versions. We have continued AWS support for TLS versions 1.0 and 1.1 to maintain backward compatibility for customers that have older or difficult to update clients, such as embedded devices. In this post, we will tell you how to check your TLS version, and what to do to prepare. This update means you will no longer be able to use TLS versions 1.0 and 1.1 with all AWS APIs in all AWS Regions by June 28, 2023. 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 minimum of version TLS 1.2. ![]() July 20, 2022: This post was updated with a new reference to the public list of services that populate TLS in CloudTrail.Īt 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. November 11, 2022: This post was modified to update that Amazon Athena can now be used to query CloudTrail for the TLS values, and to add a link to our AWS re:Inforce 2022 presentation Uplifting AWS service API data protection to TLS 1.2+ (DPP202). ![]() January 9, 2023: This post was updated with more references in the “What if I can’t update my client software?” section. ![]()
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