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  2. Office Open XML - Wikipedia

    en.wikipedia.org/wiki/Office_Open_XML

    The Open Packaging Conventions (OPC), for the package model and physical package, is defined and used by various document types in various applications from multiple vendors. It defines core properties, thumbnails, digital signatures, and authorizations & encryption capabilities for parts or all of the contents in the package.

  3. XML Signature - Wikipedia

    en.wikipedia.org/wiki/XML_Signature

    The result is compared to the recorded DigestValue; if they do not match, validation fails. Signature Validation: The SignedInfo element is serialized using the canonicalization method specified in CanonicalizationMethod, the key data is retrieved using KeyInfo or by other means, and the signature is verified using the method specified in ...

  4. Electronic signature - Wikipedia

    en.wikipedia.org/wiki/Electronic_signature

    An electronic signature, or e-signature, is data that is logically associated with other data and which is used by the signatory to sign the associated data. [1] [2] [3] This type of signature has the same legal standing as a handwritten signature as long as it adheres to the requirements of the specific regulation under which it was created (e.g., eIDAS in the European Union, NIST-DSS in the ...

  5. Digital signature - Wikipedia

    en.wikipedia.org/wiki/Digital_signature

    A digital signature is a mathematical scheme for verifying the authenticity of digital messages or documents. A valid digital signature on a message gives a recipient confidence that the message came from a sender known to the recipient. [1] [2]

  6. XAdES - Wikipedia

    en.wikipedia.org/wiki/XAdES

    XAdES-B-LTA (Signature with Long Term Data and Archive timestamp), By using periodical timestamping (e.g. each year) compromising is prevented which could be caused by weakening previous signatures during a long-time storage period. In February 2016, ETSI publishes the document ETSI EN 319 132-1 V1.1.0 as final draft for a European Standard. [8]

  7. Document management system - Wikipedia

    en.wikipedia.org/wiki/Document_management_system

    Data validation: Data validation rules can check for document failures, missing signatures, misspelled names, and other issues, recommending real-time correction options before importing data into the DMS. Additional processing in the form of harmonization and data format changes may also be applied as part of data validation. [7] [8] Indexing

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