[tor-dev] displaying an ed25519 signing key's expiry date

Yawning Angel yawning at schwanenlied.me
Thu Nov 19 12:18:04 UTC 2015

On Thu, 19 Nov 2015 11:42:16 +0000
nusenu <nusenu at openmailbox.org> wrote:

> >> How can a tor relay op display a given signing key's expiry date?  
> >> >   
> > I don't think there is an option for this.  
> filed a ticket for it:
> https://trac.torproject.org/projects/tor/ticket/17639
> Is there a custom openssl command to display the expiry date until
> this gets implemented in tor?

No.  The on disk Ed25519 key format is custom to Tor, and the code
doesn't use OpenSSL for any of the Ed25519 operations anyway.

Someone that wants to work on this should find the relevant data
formats documented in prop 220.


Yawning Angel
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