I believe the advertising was deceptive in its support for iPad and iPhones.

Confusing advertising seems to indicate that it is 4 keys!

Easy and secure... just as advertised.

Works as advertised.

Works as advertised, can go on a keychain.

Shipped promptly by Amazon and works as advertised.

Works exactly as advertised

Works as advertised

Works as advertised and expected, I hope more providers adopt Yubikey and 2 factor authentication

Works as advertised

Works as it should.