When implementing data encryption and decryption in a symmetric cryptosystem, secure
distribution of the secret key to legitimate nodes can be a challenge. In this paper, we …

Wireless secret key generation (WKG) methods based on communications channel
characterizations have gained significant interest as a mechanism for providing secure point …

Recently, there has been great interest in physical layer security techniques that exploit the
randomness of wireless channels for securely extracting cryptographic keys. Several …

For key generation between wireless transceivers, key generation leveraging channel
reciprocity is a promising alternative to public key cryptography. Several existing schemes …

Traditional security mechanisms are mainly based on the distribution of shared secret keys.
Yet, this task is nontrivial in large wireless networks, because of mobility and scalability …

The use of reciprocal and random properties of wireless channels for the generation of
secret keys is a highly attractive option for many applications that operate in a mobile …

The multipath-rich wireless environment associated with typical wireless usage scenarios is
characterized by a fading channel response that is time-varying, location-sensitive, and …

Due to the broadcast nature of wireless channels, wireless communication is vulnerable to
eavesdropping, message modification, and node impersonation. Securing the wireless …

This letter investigates the secret key capacity of key generation from correlated wireless
channels in a source model. We systematically study a practical scenario by taking into …

We design and analyze a method to extract secret keys from the randomness inherent to
wireless channels. We study a channel model for a multipath wireless channel and exploit …