mailbox.org's WKD implement

xlin at mailbox.org xlin at mailbox.org
Thu Jul 24 16:29:45 CEST 2025


Greetings,

I recently searched mailbox.org's user forum and found this post
https://userforum-en.mailbox.org/topic/2331-availability-of-web-key-directory-wkd-for-pgp_1
saying the provider's WKD, despite not documented, is available for
users that have uploaded their public key through mailbox.org Guard. I
have tested myself and confirmed the public key associated with this
email address could be found at
https:///.well-known/openpgpkey/mailbox.org/hu/xqopo6sjg14k3nqp3iebbpb47ys6c45d
. 
As https://wiki.gnupg.org/WKD/#Implementations describes,
> mailbox.org **claims** to offer web key directory lookup
and in 2021 a user asked at forum about WKD without any response, while
looking up privacy at mailbox.org would work and
> The command gpg-wks-client --with-colons --supported mailbox.org also
> gives a positive result

I can confirm it does work now, but I did not find a entry for
submitting suggestions for the wiki, thus this email. 

There is still not any mention of WKD in mailbox.org's official
knowledgebase, and I did not test about that personally, so I'm not
sure if a custom domain address with a CNAME record to
openpgpkey.mailbox.org will work. If you have any insight about that,
please kindly share! Thanks.

Sincerely,
Lin



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