When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Root certificate - Wikipedia

    en.wikipedia.org/wiki/Root_certificate

    In cryptography and computer security, a root certificate is a public key certificate that identifies a root certificate authority (CA). [1] Root certificates are self-signed (and it is possible for a certificate to have multiple trust paths, say if the certificate was issued by a root that was cross-signed) and form the basis of an X.509 ...

  3. EJBCA - Wikipedia

    en.wikipedia.org/wiki/EJBCA

    EJBCA (formerly: Enterprise JavaBeans Certificate Authority) is a free software public key infrastructure (PKI) certificate authority software package maintained and sponsored by the Swedish for-profit company PrimeKey Solutions AB, which holds the copyright to most of the codebase, being a subsidiary for Keyfactor Inc. based in United States.

  4. X.509 - Wikipedia

    en.wikipedia.org/wiki/X.509

    X.509 certificates bind an identity to a public key using a digital signature. In the X.509 system, there are two types of certificates. The first is a CA certificate. The second is an end-entity certificate. A CA certificate can issue other certificates. The top level, self-signed CA certificate is sometimes called the Root CA certificate.

  5. Chain of trust - Wikipedia

    en.wikipedia.org/wiki/Chain_of_trust

    The roles of root certificate, intermediate certificate and end-entity certificate as in the chain of trust. In computer security, a chain of trust is established by validating each component of hardware and software from the end entity up to the root certificate. It is intended to ensure that only trusted software and hardware can be used ...

  6. 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 ...

  7. Offline root certificate authority - Wikipedia

    en.wikipedia.org/wiki/Offline_Root_Certificate...

    An offline root certificate authority is a certificate authority (as defined in the X.509 standard and RFC 5280) which has been isolated from network access, and is often kept in a powered-down state. In a public key infrastructure, the chain of trusted authorities begins with the root certificate authority (root CA).

  8. 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.

  9. Let's Encrypt - Wikipedia

    en.wikipedia.org/wiki/Let's_Encrypt

    The root certificate was used to sign two intermediate certificates, [44] which are also cross-signed by the certificate authority IdenTrust. [ 7 ] [ 45 ] One of the intermediate certificates is used to sign issued certificates, while the other is kept offline as a backup in case of problems with the first intermediate certificate. [ 44 ]