The RCS Messaging Bug That Broke My Phone: A Hidden Threat to User Security and Trust

When a simple attempt to delete a message thread locked me out of texting anyone, I discovered a major flaw in Google’s RCS messaging system—one that Google hasn’t fixed, acknowledged, or documented. This isn’t just a glitch—it’s a security design failure with real-world consequences, and it exposes the deeper rot in how modern software is built and maintained.