This story truly terrifies me: my team owns my company's sign up page. (I speak for myself and not them, of course). Sounds like Parler, fearing that their OTP provider might go down, decided to fail-open, ie: if the dependency throws an exception, presume there's something wrong with the dependency and that the code provided is acceptable. It never occurred to them that the dependency could be down permanently, or t…
Everything has/should have a "break window" escape, and yes, that's a security weakness, but I don't see many alternatives to that.