CoRA: Collaborative Risk-Aware Authentication

ePrint Report: CoRA: Collaborative Risk-Aware Authentication

Mastooreh Salajegheh, Shashank Agrawal, Maliheh Shirvanian, Mihai Christodorescu, Payman Mohassel

Today, authentication faces the trade-off of security versus usability. Two factor authentication, for example, is one way to improve security at the cost of requiring user interaction for every round of authentication. Most 2FA methods are bound to user's phone and fail if the phone is not available. We propose CoRA, a Collaborative Risk-aware Authentication method that takes advantage of any and many devices …

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