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Signcryption scheme for Identity-based Cryptosystems
Signature Signcryption Identity based cryptosystems
2009/4/8
An Identity-based cryptosystem is a Public Key cryptosystem in which the public keys of the entities are their identities, or strings derived from their identities. Signcryption combines digital signa...
Reducing Trust in the PKG in Identity Based Cryptosystems
Reducing Trust PKG Identity Based Cryptosystems
2008/5/28
One day, you suddenly find that a private key corresponding to your Identity is up for sale at
e-Bay. Since you do not suspect a key compromise, perhaps it must be the PKG who is acting
dishonestly ...