SHA1

SHA1 certificates will be blocked earlier than previously announced

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Anyone who has not yet thought about replacing their SHA1 certificates with SHA256 (also known as SHA2) should not wait too much longer. Microsoft has announced that it will no longer support SHA1 certificates from June 2016 and will therefore block them. A corresponding entry can be found here: http://blogs.windows.com/msedgedev/2015/11/04/sha-1-deprecation-update/ Mozilla has also ... Read more

Migration root certification authority SHA1 to SHA256 (hash algorithm)

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From 01.01.2016, Microsoft will declare SSL certificates with SHA1 as the hash algorithm invalid. Web servers or services that use certificates with SHA1 will therefore trigger certificate warnings in the user's browser. Therefore, SHA1 certificates should be replaced slowly but surely. In order for an internal CA to issue certificates with SHA256 (SHA2), the CA must ... Read more