Search results with tag "Time stamp a digital document"

How to Time-Stamp a Digital Document - Springer

As with any cryptographic problem, it is a delicate matter to characterize pre- cisely the security achieved by a time-stamping scheme. A good solution to the time-stamping problem is one for which, under reasonable assumptions about the computational abilities of the users of the scheme and about the complexity of a com-

  Document, Time, Stamp, Digital, Cryptographic, Time stamp a digital document