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  2. Digital rights management - Wikipedia

    en.wikipedia.org/wiki/Digital_rights_management

    Digital rights management ( DRM) is the management of legal access to digital content. Various tools or technological protection measures (TPM), [1] such as access control technologies, can restrict the use of proprietary hardware and copyrighted works. [2] DRM technologies govern the use, modification and distribution of copyrighted works (e.g ...

  3. Pretty Good Privacy - Wikipedia

    en.wikipedia.org/wiki/Pretty_Good_Privacy

    Digital signatures. PGP supports message authentication and integrity checking. The latter is used to detect whether a message has been altered since it was completed (the message integrity property) and the former, to determine whether it was actually sent by the person or entity claimed to be the sender (a digital signature). Because the ...

  4. Digital Signature Algorithm - Wikipedia

    en.wikipedia.org/wiki/Digital_Signature_Algorithm

    Digital Signature Algorithm. The Digital Signature Algorithm ( DSA) is a public-key cryptosystem and Federal Information Processing Standard for digital signatures, based on the mathematical concept of modular exponentiation and the discrete logarithm problem. DSA is a variant of the Schnorr and ElGamal signature schemes.

  5. Certificate signing request - Wikipedia

    en.wikipedia.org/wiki/Certificate_signing_request

    Certificate signing request. In public key infrastructure (PKI) systems, a certificate signing request ( CSR or certification request) is a message sent from an applicant to a certificate authority of the public key infrastructure (PKI) in order to apply for a digital identity certificate. The CSR usually contains the public key for which the ...

  6. Digital painting - Wikipedia

    en.wikipedia.org/wiki/Digital_painting

    Digital painting is the creation of imagery on a computer, using pixels (picture elements) which are assigned a color. The process uses raster graphics rather than vector graphics, and can render gradiated or blended colors in imagery which mimics traditional drawing and painting media.

  7. Elliptic Curve Digital Signature Algorithm - Wikipedia

    en.wikipedia.org/wiki/Elliptic_Curve_Digital...

    elliptic curve base point, a point on the curve that generates a subgroup of large prime order n. n. integer order of G, means that. n × G = O {\displaystyle n\times G=O} , where. O {\displaystyle O} is the identity element. d A {\displaystyle d_ {A}} the private key (randomly selected)

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