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Quote: timestamp documents with a one-way hash; either use a server which links a document to other documents, or use a random subset of clients
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Topic:
timestamps
Topic:
authentication
Quotation Skeleton
Both [solutions to time-stamping digital documents] involve the use of one-way hash … In the first, the hashes of documents submitted … [Time-Stamping Service] are linked together, and certificates recording the linking of a … second solution, several members of the client pool … the hash of the document itself as seed. … hash. Google-1 Google-2
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Topic: timestamps (19 items)
Topic: authentication (87 items)