TLS (previously known as SSL) is a web security standard that encrypts all the traffic between you and the website. This is basically a requirement for websites that offer logins, request personal information such as credit cards, or websites that have sensitive content (such as banks). [2] X Research source TLS 1.3 is a new web security protocol. It's main purpose is to enhance website security whilst increasing site performance [3] X Research source . Mozilla added support for the new security standard in Firefox 49 [4] X Research source .
This article has been marked as historical.
Beginning with Firefox 52, TLS 1.3 is enabled by default. [1] X Research source (Posted 2017-07-04).
Steps
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Update Firefox to the latest version available.
- Updating Firefox will also give you the latest security patches and fixes [5] X Research source
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In the address bar of Firefox, type about:config and hit ↵ Enter .Advertisement
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If presented with a warning, click or tap on I accept the risk! .
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Type security.tls.version.max in the text box on the page. Do not type it in the address bar.
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Right-click on security.tls.version.max and select Modify .
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Replace the number in the text box with 4.
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Click or tap on OK .
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Restart Firefox. Close all tabs and windows and re-open Firefox.Advertisement
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Warnings
- Not all websites will support TLS 1.3 as it is a fairly new standard.Thanks
- An out of date browser makes you vulnerable to online threats [6] X Research source . Learn how to update Firefox.Thanks
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Things You'll Need
- Mozilla Firefox version 49 or higher
References
- ↑ https://threatpost.com/mozilla-turning-tls-1-3-on-by-default-with-firefox-52/121461/
- ↑ Thawte, Inc. (US), https://www.thawte.com/resources/getting-started/ssl-faq/
- ↑ Cloudflare, Inc. (US), https://blog.cloudflare.com/introducing-tls-1-3/
- ↑ Mozilla Foundation (US), https://bugzilla.mozilla.org/show_bug.cgi?id=1250568Softpedia , http://news.softpedia.com/news/mozilla-adds-tls-1-3-support-in-firefox-49-developer-edition-505555.shtml
- ↑ Mozilla Foundation (US), https://blog.mozilla.org/theden/2011/12/01/10-reasons-to-upgrade-to-the-latest-firefox-version/
- ↑ http://www.pcworld.com/article/2013737/out-of-date-vulnerable-browsers-put-users-at-risk.html
- http://www.ghacks.net/2016/06/22/firefox-gets-tls-1-3-support/
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