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aliases:
- Transport Layer Security
- SSL
- HTTPS
tags:
- Type/Tech
- area/tech
- proto
publish: true
version: 1
dateCreated: 2022-05-26, 09:54
dateModified: 2024-04-03, 09:01
from:
related:
contra:
to: TLS
| Transport Layer Security (TLS) is a cryptographic protocol designed to provide communications security over a computer network. The protocol is widely used in applications such as email, instant messaging, and voice over IP, but its use in securing HTTPS remains the most publicly visible. | |
|---|---|
| wikipedia:: Transport Layer Security |
(& SSL)
Cryptography, Security, HTTP, Public-key Cryptography
- New versions of SSL are renamed TLS
- when the time came to update from SSLv3.0, instead of calling the new version SSLv4.0, it was renamed TLSv1.0.
- Some people still use term "SSL" when referring to TLS
- TLS 1 & 1.1 deprecated by 2020.
- TLS 1.2 minimum required for HTTP2
- TLS 1.2 on about 95% of browsers as of 2018
- TLS 1.3 finalized 2018
- TLS resides on the Application Layer of the OSI model.
- private/public key based encryption
- HTTPS
- Browser Lock Icon
Types of SSL certificates | SSL certificate types explained | Cloudflare
What is an SSL certificate? | How to get a free SSL certificate | Cloudflare
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