SSecure and efficient time-stamping systemsSecure and efficient time-stamping systemsde Helger LipmaaMateriasDigital signaturesEdiciones (1)Secure and efficient time-stamping systems (1999)Tartu University Press · inglésMás obras de Helger LipmaaInformation security and cryptologySecure IT Systems
CCryptographic Protocols, Techniques for Secure Protocol DesiCryptographic Protocols, Techniques for Secure Protocol Design