How to Verify a Signal Contact’s Identity (Using the Safety Number) Share January 25, 2021 Dm4r Technology Signal protects all one-on-one and group chats with end-to-end encryption by default. But you still might be vulnerable to man-in-the-middle attacks. To stay safe, here’s how to verify a Signal contact’s identity using a 60-digit safety number. Read This Article on How-To Geek › Source : How to Verify a Signal Contact’s Identity (Using the Safety Number)