Trust Onion is a free app that gives trusted groups three rotating codewords to check who they are communicating with. It also includes signed selfies, message checks, and callback requests. It is available for macOS, iOS, and Android. I tested the iPhone app with an older person, exploring setup and the tools available when a call or message raises concerns. Verification matters when someone asks for money, access, or information. Cisco Talos documented attackers posing … More
Source: Help Net Security · 2026-11-02