Avoid recipient-compatibility SHA1

[Mark]

Not to ask a stupid question but how can you tell which algorithm your
keys are using and if using SHA1 update them to a more secure one?

Thanks,

On 11/17/2020 4:13 PM, Phil Pennock via Gnupg-users wrote:
>
> The current state of SHA1 is "dangerously exposed, you should be
> hurrying for the exits, there might still be time to grab your coat on
> the way out of the door."  The history is such that when the current
> attacks against a digest system are where the SHA1 attacks are now, you
> really don't want to be dealing with the next revelations because you
> will not be happy.
>
> At present, using "weak-digest sha1" in your GnuPG configuration files
> reveals a lot of problems and in day-to-day use you will have to
> periodically comment it back out again.  I know, because I've been doing
> this since January.  It has helped me with pushing people I need to
> exchange private mail with to update their keys.
>
> -Phil
>
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