摘要
介绍了阈下信道的概念 ,阐述了如何在一个可认证的消息中隐藏一个秘密信息 ,如何利用EL Gamal签名方案建立阈下信道 .
The notion of subliminal channel is introduced, demons trating how to hide the secret information inside a authenticated message, how to embed a subliminal channel in digital signatures created with the ELGmal signature scheme. Signature scheme of sealing subliminal channel by making use of blind signature is also presented.
出处
《宁波大学学报（理工版）》
CAS
2002年第2期62-63,共2页
Journal of Ningbo University：Natural Science and Engineering Edition
