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Signal started off as a secure SMS replacement. Also, they mainly used numbers so they could leverage the social graph of phone contact lists. That way they did
by raspyberr 5y ago
Signal started off as a secure SMS replacement. Also, they mainly used numbers so they could leverage the social graph of phone contact lists. That way they didn't need to store any social graphs on their systems.
- scotty79 5y agoThey must store something to route messages. Graph of random numbers is even better than the graph of actual numbers. They just wanted to piggyback on already existing network of people contacts. Standard startup "growth hack".
- godelski 5y ago> Graph of random numbers is even better than the graph of actual numbers. ,,To Signal'' it is a graph of random numbers.
- byhemechi 5y agoSignal originally send messages via SMS. The hosted version using phone numbers is a carryover from that transition.
- pseudalopex 5y agoThey said it was to piggy back on people's contacts too.