Strong Multi-Factor Authentication
Traditional One-Factor Authentication
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Key to enter the building (physical access)
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Password and Username to enter system (logical access)
->Â Weak Authentication
Multi-Factor Authentication (M-FA)
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Authentication protocol requiring minimum two independent ways to establish identity and privileges
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M-FA sometimes includes Single-Sign-On or 1-time passwords / "Something you create" only valid for limited time period (time factor)
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"Something you know": Password, PIN, Birthday etc.
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"Something you have": Smart Chip Card, Token, USB-Dongle, Mobile Phone, Digital Certificate etc.
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"Something you are": Biometrics (fingerprint, iris, hand geometry), Behaviour patterns
-> Strong Authentication