nostr:nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpq9rthy9st75ptw39sfmadnyjf2f8vtzaacrfal0jr8ccs3ycrf70q09cjmz Signal is built in a way that it doesn't matter where the server is operating. It has perfect forward secrecy. Even if the servers were taken control they wont get anything because every msg has its own individual encryption key