Key ID format: short or long?

David Newman dfn at MIT.EDU
Tue Oct 21 20:21:26 CEST 2008

> I was thinking... in case I want to put my key ID in a business card,
> what format should I use? Short format (8 characters) or long format
> (16
> characters)? With or without the '0x' prefix?

I would use the entire fingerprint in the same format as reported
by --fingerprint (10 groups of 4 hex chars).  The key ID is last
8 characters of the fingerprint.  At one point I even had a rubber
stamp made up with the fingerprint so I could just stamp my business
cards with it.


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