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  2. Airworthiness certificate - Wikipedia

    en.wikipedia.org/wiki/Airworthiness_certificate

    A standard airworthiness certificate ceases to be valid when the aircraft ceases to be registered. Change of ownership of an aircraft does not require re-issue or re-validation of that aircraft's standard airworthiness certificate. In contrast to a standard airworthiness certificate, an aircraft may be issued with a special airworthiness ...

  3. Certificate revocation list - Wikipedia

    en.wikipedia.org/wiki/Certificate_revocation_list

    CRL for a revoked cert of Verisign CA. There are two different states of revocation defined in RFC 5280: Revoked A certificate is irreversibly revoked if, for example, it is discovered that the certificate authority (CA) had improperly issued a certificate, or if a private-key is thought to have been compromised.

  4. Certificate authority - Wikipedia

    en.wikipedia.org/wiki/Certificate_authority

    The certificate is also a confirmation or validation by the CA that the public key contained in the certificate belongs to the person, organization, server or other entity noted in the certificate. A CA's obligation in such schemes is to verify an applicant's credentials, so that users and relying parties can trust the information in the issued ...

  5. White certificates - Wikipedia

    en.wikipedia.org/wiki/White_certificates

    A white certificate, also referred to as an Energy Savings Certificate (ESC), Energy Efficiency Credit (EEC), or white tag, is an instrument issued by an authorized body guaranteeing that a specified amount of energy savings has been achieved. Each certificate is a unique and traceable commodity carrying a property right over a certain amount ...

  6. National Agency for Fiscal Administration - Wikipedia

    en.wikipedia.org/wiki/National_Agency_for_Fiscal...

    The National Agency for Fiscal Administration (Romanian: Agenția Națională de Administrare Fiscală, ANAF) is the revenue service of the Government of Romania.. ANAF was established on October 1, 2003, under the Ministry of Public Finance and became operational in January 2004.

  7. Certificate signing request - Wikipedia

    en.wikipedia.org/wiki/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 certificate should be issued ...

  8. DigiNotar - Wikipedia

    en.wikipedia.org/wiki/DigiNotar

    DigiNotar was a Dutch certificate authority, established in 1998 and acquired in January 2011 by VASCO Data Security International, Inc. [1] [2] The company was hacked in June 2011 and it issued hundreds of fake certificates, some of which were used for man-in-the-middle attacks on Iranian Gmail users.

  9. EU Digital COVID Certificate - Wikipedia

    en.wikipedia.org/wiki/EU_Digital_COVID_Certificate

    EUDCC QR code displayed on a smartphone Sample EU Digital COVID Certificate issued by the Czech Republic. The EU Digital COVID Certificate (EUDCC), best known in Italy as the Green Pass and in France as the Sanitary Pass or Health Pass (passe sanitaire), was a digital certificate that a person has been vaccinated against COVID-19, tested for infection with SARS-CoV-2, or recovered from COVID ...