monk@lemmy.dbzer0.com to Privacy@lemmy.mlEnglish · edit-23 months agoWe have a group in Signal dedicated to privacy, FOSS, deGoogling, etc. If anyone is interested, you are welcome to join.lemmy.dbzer0.comimagemessage-square52fedilinkarrow-up1186arrow-down19file-text
arrow-up1177arrow-down1imageWe have a group in Signal dedicated to privacy, FOSS, deGoogling, etc. If anyone is interested, you are welcome to join.lemmy.dbzer0.commonk@lemmy.dbzer0.com to Privacy@lemmy.mlEnglish · edit-23 months agomessage-square52fedilinkfile-text
minus-squarewindpunch@feddit.orglinkfedilinkarrow-up3arrow-down1·3 months ago Signal knows all of their users’ phone numbers. Only the hash of your phone number.
minus-squareCosmicGiraffe@lemmy.worldlinkfedilinkarrow-up2·3 months agoHow exactly is it hashed? There aren’t that many possible phone numbers, so it might be viable to just try every valid number until you find one that matches
minus-squarewindpunch@feddit.orglinkfedilinkarrow-up2·edit-22 months agoHere’s what Signal says: https://signal.org/blog/contact-discovery/
Only the hash of your phone number.
How exactly is it hashed? There aren’t that many possible phone numbers, so it might be viable to just try every valid number until you find one that matches
Here’s what Signal says: https://signal.org/blog/contact-discovery/
Good correction, thanks