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Explore new applications for cryptographic secret handshakes between mobile devices using Bluetooth Low-Energy (LE) in this 33-minute Black Hat conference talk. Discover how secret handshakes enable mutual authentication between unfamiliar parties associated with virtual secret groups or communities. Learn about messaging applications, secret communities, properties of secret handshakes, and pairing methods. Delve into tracking prevention techniques, Bluetooth LE advertisements, and implementation details. Evaluate the functionality of these innovative mobile applications for secure communication and authentication.
