nostr:npub12tyk735v52ju032qahe3k2r520jlsujaem6xr8n0ex6u7eqj0anq59vnqc nostr:npub10l3fwt2j350myv2n2ajxkkfngn2cvnvgt9purdslp75869jtec7s7xht5s

Please consider MLS, end-to-end encryption protocol standardized by IETF: https://blog.phnx.im/rfc-9420-mls/

Matrix and some other messengers are going to adopt it, so there's a possibility that we can interoperate with them in the future.