can not encrypt (but decrypt) dues to missing pub key

[Erich Eckner]

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Hi Matthias,

On Wed, 1 Apr 2020, Matthias Apitz wrote:

> El día Mittwoch, April 01, 2020 a las 09:42:48 +0200, Ingo Klöcker escribió:
>
>>> $ gpg --list-public-keys --with-colons guru at unixarea.de
>>> tru::1:1585750650:0:3:1:5
>>> pub:e:2048:1:7BA6AC955EAA2665:1520759851:1583831851::u:::sc:::::::
>>> fpr:::::::::8BCE0232807D4CCB4F8800D17BA6AC955EAA2665:
>>> uid:e::::1520759851::DD2F57BCBE052BF39F1E41416DB8DF884B56DB02::guru at unixarea
>>> .de: sub:e:2048:1:2802AB9D46B97090:1520759851::::::e::::::
>>> fpr:::::::::8D06C9C9460222C8A26181142802AB9D46B97090:
>>> sub:e:2048:1:4FAD759204AFE5CB:1585762137::::::e::::::
>>> fpr:::::::::D9BF745D512FEA9BBEF8923A4FAD759204AFE5CB:
>>
>> As I assumed, the keys are expired, as can be seen by the :e: after pub/uid/
>> sub.
>>
>> If you do
>> gpg --list-public-keys guru at unixarea.de
>> you should see when the keys expired. (It's also listed above, but the unix
>> timestamp 1583831851 isn't easy to read for humans.)
>
> Yes, the key expired some days ago:
>
> $ gpg --list-public-keys  guru at unixarea.de
> pub   rsa2048 2018-03-11 [SC] [expired: 2020-03-10]
>      8BCE0232807D4CCB4F8800D17BA6AC955EAA2665
> uid           [ expired] guru at unixarea.de
>
> I don't know how this happened when I generated the keys.
>
> I assume that there's no way to shift the expiration date?

I assumed so, too, for a long time. But I was wrong:

gpg --edit-key 8BCE0232807D4CCB4F8800D17BA6AC955EAA2665
expire
...

>
> If not, I will decrypt all files, generate new keys and crypt the files
> again.
>
> Thanks
>
> 	matthias

regards,
Erich
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