End-to-end Encrypted Messaging in ActivityPub

I published a blog post about an architecture for end-to-end encrypted messaging in ActivityPub:

https://evanp.me/2023/05/19/end-to-end-encrypted-messages-over-activitypub/

One option for this group is to publish Note documents. I think developing a standard mechanism for E2EE with multiple implementations could be a huge benefit for social web. I’d be happy to participate in such a subgroup!

Evan