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  2. Time stamp protocol - Wikipedia

    en.wikipedia.org/wiki/Time_stamp_protocol

    The timestamp is the signer's assertion that a piece of electronic data existed at or before a particular time. The protocol is defined in RFC 3161. One application of the protocol is to show that a digital signature was issued before a point in time, for example before the corresponding certificate was revoked.

  3. Trusted timestamping - Wikipedia

    en.wikipedia.org/wiki/Trusted_timestamping

    Trusted timestamping is the process of securely keeping track of the creation and modification time of a document. Security here means that no one—not even the owner of the document—should be able to change it once it has been recorded provided that the timestamper's integrity is never compromised.

  4. Network Time Protocol - Wikipedia

    en.wikipedia.org/wiki/Network_Time_Protocol

    t 0 is the client's timestamp of the request packet transmission, t 1 is the server's timestamp of the request packet reception, t 2 is the server's timestamp of the response packet transmission and; t 3 is the client's timestamp of the response packet reception. [1]: 19

  5. Timestamping (computing) - Wikipedia

    en.wikipedia.org/wiki/Timestamping_(computing)

    In computing, timestamping refers to the use of an electronic timestamp to provide a temporal order among a set of events.. Timestamping techniques are used in a variety of computing fields, from network management and computer security to concurrency control.

  6. Timestamp - Wikipedia

    en.wikipedia.org/wiki/Timestamp

    A timestamp is a sequence of characters or encoded information identifying when a certain event occurred, usually giving date and time of day, sometimes accurate to a ...

  7. Manage AOL Calendar settings

    help.aol.com/articles/aol-calendar-settings-manage

    Learn how to set your time zone, default view, and hours of availability in the AOL Calendar settings.

  8. OpenTimestamps - Wikipedia

    en.wikipedia.org/wiki/OpenTimestamps

    OpenTimestamps (OTS) is an open-source [2] project that aims to provide a standard format for blockchain timestamping. [3] With the advent of systems like Bitcoin, it is possible to create and verify proofs of existence of documents (timestamps) without relying on a trusted third party; this represents an enhancement in terms of security, since it excludes the possibility of a malicious (or ...

  9. ANSI ASC X9.95 Standard - Wikipedia

    en.wikipedia.org/wiki/ANSI_ASC_X9.95_Standard

    From a timestamp authority, a requestor acquires a trusted timestamp, which is passed to a verifier. In an X9.95 trusted timestamp scheme, there are five entities: the time source entity, the Time Stamp Authority, the requestor, the verifier, and a relying party.