My phone was stolen — what do I do first? One word, from any phone that can text my number: lockdown. What can a thief with my phone actually do? Less than you'd fear, and less every release. Set a recovery phrase A short sentence only you would say — at least ten characters, memorable enough to say from a borrowed phone in a bad hour. I lost my Saint device Tell me and I put it in lost mode. Someone ported or swapped my number This is the attack we take most seriously, because your number is how I know you.