When.com Web Search

  1. Ads

    related to: ssl certificate cost per year

Search results

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

    en.wikipedia.org/wiki/Public_key_certificate

    In cryptography, a public key certificate, also known as a digital certificate or identity certificate, is an electronic document used to prove the validity of a public key. [ 1 ] [ 2 ] The certificate includes the public key and information about it, information about the identity of its owner (called the subject), and the digital signature of ...

  3. Self-signed certificate - Wikipedia

    en.wikipedia.org/wiki/Self-signed_certificate

    RFC 5280 defines self-signed certificates as "self-issued certificates where the digital signature may be verified by the public key bound into the certificate" [7] whereas a self-issued certificate is a certificate "in which the issuer and subject are the same entity". While in the strict sense the RFC makes this definition only for CA ...

  4. X.509 - Wikipedia

    en.wikipedia.org/wiki/X.509

    In cryptography, X.509 is an International Telecommunication Union (ITU) standard defining the format of public key certificates. [1] X.509 certificates are used in many Internet protocols, including TLS/SSL, which is the basis for HTTPS, [2] the secure protocol for browsing the web.

  5. Transport Layer Security - Wikipedia

    en.wikipedia.org/wiki/Transport_Layer_Security

    Although this vulnerability only exists in SSL 3.0 and most clients and servers support TLS 1.0 and above, all major browsers voluntarily downgrade to SSL 3.0 if the handshakes with newer versions of TLS fail unless they provide the option for a user or administrator to disable SSL 3.0 and the user or administrator does so [citation needed].

  6. Automatic Certificate Management Environment - Wikipedia

    en.wikipedia.org/wiki/Automatic_Certificate...

    The ISRG provides free and open-source reference implementations for ACME: certbot is a Python-based implementation of server certificate management software using the ACME protocol, [6] [7] [8] and boulder is a certificate authority implementation, written in Go. [9] Since 2015 a large variety of client options have appeared for all operating ...

  7. 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 ...

  8. StartCom - Wikipedia

    en.wikipedia.org/wiki/StartCom

    StartCom offered the free Class 1 X.509 SSL certificate "StartSSL Free", which works for webservers as well as for E-mail encryption ().It also offered Class 2 and 3 certificates as well as Extended Validation Certificates, where a comprehensive validation (with costs) was mandatory.

  9. HTTPS - Wikipedia

    https://en.wikipedia.org/wiki/HTTPS

    This is an accepted version of this page This is the latest accepted revision, reviewed on 2 March 2025. Extension of the HTTP communications protocol to support TLS encryption Internet protocol suite Application layer BGP DHCP (v6) DNS FTP HTTP (HTTP/3) HTTPS IMAP IRC LDAP MGCP MQTT NNTP NTP OSPF POP PTP ONC/RPC RTP RTSP RIP SIP SMTP SNMP SSH Telnet TLS/SSL XMPP more... Transport layer TCP ...

  1. Ads

    related to: ssl certificate cost per year