[openssl-users] HMAC key in PEM or other format

Ken Goldman kgoldman at us.ibm.com
Thu Sep 27 13:55:22 UTC 2018

Is there a standard format for passing around an HMAC key?  Can openssl 
read and write it?

I know that an HMAC key is just a random number, and I can probably
pass it around in binary, hex ascii, or base64.  But I'd rather use a 
standard format if there is one.

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