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2. Version history for TLS/SSL support in web browsers

   en.wikipedia.org/wiki/Version_history_for_TLS/...

   EV certificate SHA-2 certificate ECDSA certificate BEAST CRIME POODLE (SSLv3) RC4 FREAK Logjam Protocol selection by user Microsoft Internet Explorer (1–10) [n 20] Windows Schannel: 1.x: Windows 3.1, 95, NT, [n 21] [n 22] Mac OS 7, 8: No SSL/TLS support 2: Yes No No No No No No No No No SSL 3.0 or TLS support Vulnerable Vulnerable Vulnerable ...

3. Online Certificate Status Protocol - Wikipedia

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

   The Online Certificate Status Protocol ... Internet Explorer is built on the CryptoAPI of Windows and thus starting with version 7 on ... Google Chrome is an outlier.

4. Fix security certificate error messages in Internet Explorer

   help.aol.com/articles/message-the-security...

   While Internet Explorer may still work with some AOL products and services, it's no longer supported by Microsoft and can't be updated. Because of this, we recommend you download a supported browser for a more reliable and secure experience online.

5. 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.

6. Extended Validation Certificate - Wikipedia

   en.wikipedia.org/.../Extended_Validation_Certificate

   An Extended Validation (EV) Certificate is a certificate conforming to X.509 that proves the legal entity of the owner and is signed by a certificate authority key that can issue EV certificates. EV certificates can be used in the same manner as any other X.509 certificates, including securing web communications with HTTPS and signing software ...

7. Certificate Transparency - Wikipedia

   en.wikipedia.org/wiki/Certificate_Transparency

   In 2011, a reseller of the certificate authority Comodo was attacked and the certificate authority DigiNotar was compromised, [19] demonstrating existing flaws in the certificate authority ecosystem and prompting work on various mechanisms to prevent or monitor unauthorized certificate issuance. Google employees Ben Laurie, Adam Langley and ...

8. OCSP stapling - Wikipedia

   en.wikipedia.org/wiki/OCSP_stapling

   It allows the presenter of a certificate to bear the resource cost involved in providing Online Certificate Status Protocol (OCSP) responses by appending ("stapling") a time-stamped OCSP response signed by the CA (certificate authority) to the initial TLS handshake, eliminating the need for clients to contact the CA, with the aim of improving ...

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 21 January 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 ...