Editing Transport Layer Security (section)

===Websites===
A primary use of TLS is to secure [[World Wide Web]] traffic between a [[website]] and a [[web browser]] encoded with the HTTP protocol. This use of TLS to secure HTTP traffic constitutes the [[HTTPS]] protocol.<ref>{{cite web|url=https://www.instantssl.com/ssl-certificate-products/https.html|title=Http vs https|access-date=2015-02-12|url-status=live|archive-url=https://web.archive.org/web/20150212105201/https://www.instantssl.com/ssl-certificate-products/https.html|archive-date=2015-02-12}}</ref>
{|class="wikitable"style=text-align:center
|+Website protocol support (May 2024)
|-
!scope=col|Protocol<br />version
!scope=col|Website<br />support<ref name="trustworthy_ssl_pulse">As of May 03, 2024. {{cite web|title=SSL Pulse: Survey of the SSL Implementation of the Most Popular Websites|url=https://www.ssllabs.com/ssl-pulse/|access-date=2024-05-30|website=[[Qualys]]|archive-date=2021-03-08|archive-url=https://web.archive.org/web/20210308160353/https://web.archive.org/web/20171202155646/https://www.ssllabs.com/ssl-pulse/|url-status=live}}</ref>
!scope=col|Security<ref name="trustworthy_ssl_pulse"/><ref name="community.qualys">{{cite web|url=https://community.qualys.com/blogs/securitylabs/2013/03/19/rc4-in-tls-is-broken-now-what|access-date=2013-07-30|publisher=Qualsys Security Labs|author=ivanr|title=RC4 in TLS is Broken: Now What?|date=19 March 2013|url-status=live|archive-url=https://web.archive.org/web/20130827044512/https://community.qualys.com/blogs/securitylabs/2013/03/19/rc4-in-tls-is-broken-now-what|archive-date=2013-08-27}}</ref>
|-
!scope=row {{Version |o |SSL 2.0}}
|0.1%
|{{Bad|Insecure}}
|-
!scope=row {{Version |o |SSL 3.0}}
|1.4%
|{{Bad|Insecure<ref name="poodle_pdf"/>}}
|-
!scope=row {{Version |o |TLS 1.0}}
|27.9%
|{{Depends|Deprecated<ref name="tls-deprecation"/><ref name=":3"/><ref name=":4"/>}}
|-
!scope=row {{Version |o |TLS 1.1}}
|30.0%
|{{Depends|Deprecated<ref name="tls-deprecation"/><ref name=":3"/><ref name=":4"/>}}
|-
!scope=row {{Version |co |TLS 1.2}}
|99.9%
|{{Depends|Depends on cipher<ref group="n"name="ciphers">see {{section link||Cipher}} table above</ref> and client mitigations<ref group="n"name="mitigations">see {{section link||Web browsers}} and {{section link||Attacks against TLS/SSL}} sections</ref>}}
|-
!scope=row {{Version |c |TLS 1.3}}
|70.1%
|{{Good|Secure}}
|}
'''Notes'''
{{reflist|group="n"}}