An employee opens a drawer where phones are stored at the research lab of the Israeli firm Cellebrite. (JACK GUEZ/AFP via Getty Images) Turnabout: It looks like phone-cracking company Cellebrite had its own vulnerabilities exposed Signal uncovered the apparent security gaps in a company that makes a living breaking into smarphones. Apr 21, 2021 By Tim Starks
(Emma Whitehead/Getty/Open Whisper Systems) Signal wants to protect protesters’ privacy with new face-blurring feature Use of Signal has surged since George Floyd's killing. Jun 4, 2020 By Sean Lyngaas