Beware of paid, proprietary solutions to security problems claiming to be "the only passwordless solution offering seamless, mathematically unbreakable authenti

Beware of paid, proprietary solutions to security problems claiming to be "the only passwordless solution offering seamless, mathematically unbreakable authentication that doesn’t require humans to come-up with, manage, memorize or input passwords". Free tools like SQRL exist, which uses elliptic curve public key crypto instead of passwords, and no doubt other solutions also exist.