diff --git a/DANE-How-to.md b/DANE-How-to.md index 646a062..418d45c 100644 --- a/DANE-How-to.md +++ b/DANE-How-to.md @@ -21,6 +21,7 @@ This part of the How-to describes the steps that should be taken with regard to ## Generating DANE records **primairy mailserver (mail1.example.com)** + Generate the DANE SHA-256 hash with `openssl x509 -in /path/to/primairy-mailserver.crt -noout -pubkey | openssl pkey -pubin -outform DER | openssl sha256`. This command results in the following output. > (stdin)= 29c8601cb562d00aa7190003b5c17e61a93dcbed3f61fd2f86bd35fbb461d084