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  2. Certificate revocation - Wikipedia

    en.wikipedia.org/wiki/Certificate_revocation

    CAs must add a new field, a revocation number, to each issued certificate, allowing certificates from a single CA to be identified by a tuple of certificate expiration date and revocation number; this tuple allows a client to efficiently locate a bit giving the identified certificate's status within the CRV.

  3. Certificate revocation list - Wikipedia

    en.wikipedia.org/wiki/Certificate_revocation_list

    Expiration dates are not a substitute for a CRL. While all expired certificates are considered invalid, not all unexpired certificates should be valid. CRLs or other certificate validation techniques are a necessary part of any properly operated PKI, as mistakes in certificate vetting and key management are expected to occur in real world ...

  4. Online Certificate Status Protocol - Wikipedia

    en.wikipedia.org/wiki/Online_Certificate_Status...

    The Online Certificate Status Protocol (OCSP) is an Internet protocol used for obtaining the revocation status of an X.509 digital certificate. [2] It is described in RFC 6960 and is on the Internet standards track.

  5. Microsoft Azure - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Azure

    Microsoft Azure, or just Azure (/ˈæʒər, ˈeɪʒər/ AZH-ər, AY-zhər, UK also /ˈæzjʊər, ˈeɪzjʊər/ AZ-ure, AY-zure), [5] [6] [7] is the cloud computing platform developed by Microsoft. It has management, access and development of applications and services to individuals, companies, and governments through its global infrastructure.

  6. Transport Layer Security - Wikipedia

    en.wikipedia.org/wiki/Transport_Layer_Security

    The client and server then use the random numbers and PreMasterSecret to compute a common secret, called the "master secret". All other key data ( session keys such as IV , symmetric encryption key, MAC key [ 171 ] ) for this connection is derived from this master secret (and the client- and server-generated random values), which is passed ...

  7. Some at-home COVID tests have expiration dates changed ... - AOL

    www.aol.com/home-covid-tests-expiration-dates...

    The FDA doesn’t recommend using expired COVID at-home tests that do not have an expiration date extension. “COVID-19 tests and the parts they are made of may degrade, or break down, over time.

  8. JSON Web Token - Wikipedia

    en.wikipedia.org/wiki/JSON_Web_Token

    JSON Web Token (JWT, suggested pronunciation / dʒ ɒ t /, same as the word "jot" [1]) is a proposed Internet standard for creating data with optional signature and/or optional encryption whose payload holds JSON that asserts some number of claims.

  9. Trade secret - Wikipedia

    en.wikipedia.org/wiki/Trade_secret

    Modern trade secret law is primarily rooted in Anglo-American common law. [11] (p6) The earliest recorded court case was the 1817 English case Newbery v. James, which involved a secret formula for gout treatment. [12] [11] (p5) [13] In the United States, this concept was first recognized in the 1837 case Vickery v.