Haoran Qi

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— It is widely acknowledged that security will play a key role in the successful design and deployment of wireless sensor networks (WSN). A prerequisite for achieving security is the ability to dynamically establish a secret key joint to two nodes. Elliptic Curve Cryptography (ECC) has emerged as a suitable public key cryptographic foundation for WSN. This(More)
The world is full of physical interfaces that are inaccessible to blind people, from microwaves and information kiosks to thermostats and checkout terminals. Blind people cannot independently use such devices without at least first learning their layout, and usually only after labeling them with sighted assistance. We introduce <i>VizLens</i> - an(More)
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