Protect your identityIn the digital Bayer world, you identify yourself with your Group-wide user-ID (CWID). Passwords, PINs, SecurID cards, smartcards, certificates or badges are used to verify your identity when you are accessing information and applications. If someone else gets into possession of these so-called authentication keys, she/he can access your information and applications, and can act in your name. In short: she/he has taken on your identity.