Close! Signal only keeps the date a number registered and the last day it contacted their servers. https://arstechnica.com/tech-policy/2016/10/fbi-demands-sign

Close! Signal only keeps the date a number registered and the last day it contacted their servers. https://arstechnica.com/tech-policy/2016/10/fbi-demands-signal-user-data-but-theres-not-much-to-hand-over/ https://arstechnica.com/tech-policy/2016/10/fbi-demands-sign...