Group signatures have recently become important for enabling privacy-preserving attestation in projects such as Microsoft's ngscb effort (formerly Palladium). Revocation is c...
Directed signature scheme allows only a designated verifier to check the validity of the signature issued to him; and at the time of trouble or if necessary, any third party can v...
Rongxing Lu, Xiaodong Lin, Zhenfu Cao, Jun Shao, X...
A basic radio-frequency identification (RFID) tag is a small and inexpensive microchip that emits a static identifier in response to a query from a nearby reader. Basic tags of t...
In 1998, Blaze, Bleumer, and Strauss suggested a cryptographic primitive termed proxy re-signature in which a proxy transforms a signature computed under Alice's secret key in...
Anonymity services in the EU may be forced by the new EU data retention directive to collect connection data and deanonymise some of their users in case of serious crimes. For this...