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The ordering of cipher suites in the Old configuration is very important, as it determines the priority with which algorithms are selected.
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In the interests of usability and maintainability, these guidelines have been considerably simplified from the previous guidelines. Issues related to the configuration generator are maintained in their own GitHub repository. Updates to this page should be submitted to the server-side-tls repository on GitHub. Changes are reviewed and merged by the Mozilla Operations Security and Enterprise Information Security teams. Mozilla maintains this document as a reference guide for navigating the TLS landscape, as well as a configuration generator to assist system administrators. All Mozilla websites and deployments should follow the recommendations below. The goal of this document is to help operational teams with the configuration of TLS. 1.2 Intermediate compatibility (recommended).
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