Adding common randomness at transmitters removes the GDoF penalty due to secrecy constraints in three symmetric Gaussian network settings, with the minimal required randomness characterized.
Secure degrees of freedom of K-user Gaussian interference channels: A unified view,
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Adding Common Randomness Can Remove the Secrecy Constraints in Communication Networks
Adding common randomness at transmitters removes the GDoF penalty due to secrecy constraints in three symmetric Gaussian network settings, with the minimal required randomness characterized.