Geoencryption Demonstration Di Qiu, Sherman Lo, Per Enge August

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Layers of Security Ones who can receive the encrypted file Conventional Cryptographic Algorithms Ones who have the random key Geoencryption & Signal Authentication Ones who have the navigational receiver & locate at user’s location 3400 m 2 /153,295,000 km 2 = 2.2 x

“Parking Lot” Attack TOA

Data Collection m

Encryption & Decryption Software

Geoencryption Parameters Status: Encoded or Not Plaintext = information to encode Select what stations & parameters to use – Quantization level Data (date) to use Location to use Resulting encrypted data Geo lock key