Perfect Subliminal Channel in a Paring-Based Digital Signature
Zhenyou Wang, Wei Gao, Li'e Chen, Fei Li · 2009
This paper shows that a broad-band subliminal channel can be easily constructed in the recently proposed paring based signature scheme. The existence of this subliminal channel just disproves Simmons’ conjectures on the bandwidth of the subliminal channel in a digital signature.