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  2. Adobe Acrobat version history - Wikipedia

    en.wikipedia.org/wiki/Adobe_Acrobat_version_history

    Originally called Adobe Reader For Windows Tablets (Version 1.0) was released on the Microsoft Windows Store on the second week of December 2012, [38] based on the Adobe Reader Mobile engine found in the iOS, Android, Blackberry and Windows phone versions, is the first application written by Adobe Systems for the Windows 8/RT Metro Style interface.

  3. PAdES - Wikipedia

    en.wikipedia.org/wiki/PAdES

    the signature verifying algorithm that uses the public key, message and digital signature to confirm the authenticity of the message. For PDF documents, the signature data is incorporated directly within the signed PDF document, much as an ink signature becomes an integral part of a paper document, allowing the complete self-contained PDF file ...

  4. List of PDF software - Wikipedia

    en.wikipedia.org/wiki/List_of_PDF_software

    As with Adobe Acrobat, Nitro PDF Pro's reader is free; but unlike Adobe's free reader, Nitro's free reader allows PDF creation (via a virtual printer driver, or by specifying a filename in the reader's interface, or by drag-'n-drop of a file to Nitro PDF Reader's Windows desktop icon); Ghostscript not needed.

  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 ...

  6. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    Apply a digital signature to existing digital signature form field; Create, delete, modify, copy, import, and export annotations; For example, Adobe Systems grants permissions to enable additional features in Adobe Reader, using public-key cryptography.

  7. List of file signatures - Wikipedia

    en.wikipedia.org/wiki/List_of_file_signatures

    A file signature is data used to identify or verify the content of a file. Such signatures are also known as magic numbers or magic bytes. Many file formats are not intended to be read as text. If such a file is accidentally viewed as a text file, its contents will be unintelligible.

  8. Message authentication code - Wikipedia

    en.wikipedia.org/wiki/Message_authentication_code

    In contrast, a digital signature is generated using the private key of a key pair, which is public-key cryptography. [4] Since this private key is only accessible to its holder, a digital signature proves that a document was signed by none other than that holder. Thus, digital signatures do offer non-repudiation.

  9. Adobe Acrobat - Wikipedia

    en.wikipedia.org/wiki/Adobe_Acrobat

    Acrobat.com is the web version of Acrobat developed by Adobe to edit, create, manipulate, print and manage files in a PDF. It is currently available for users with a web browser and an Adobe ID only. Acrobat Distiller is a software application for converting documents from PostScript format to PDF.

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