How to update Firefox to Support TLS 1.1+ in RHEL/CentOS 5/6/7 ?
In this article, we will see how to update Firefox to Support TLS 1.1+ on RHEL/Centos 5/6/7.
1. Download the package.
[root@ngelinux~/] wget https://download-installer.cdn.mozilla.net/pub/firefox/releases/32.0.2/linux-x86_64/en-US/firefox-32.0.2.tar.bz2
2. Extract the package.
[root@ngelinux~/] tar -jxvf firefox-32.0.2.tar.bz2 -C /usr/local/
3. Move the existing binary.
[root@ngelinux~/] mv /usr/bin/firefox /tmp/
4. Make new binary link to the executable path.
# ln -s /usr/local/firefox/firefox /usr/bin/firefox
5. Run firefox now.
# /usr/bin/firefox &
6. Set security setting.
In the address bar type about:config and move past the warning.
Type security.tls in the search list and it will display security.tls.version.min and security.tls.version.max.
Change security.tls.version.max value from 1 to 3.
Change security.tls.version.min value from 0 to 1.
7. If all runs fine with new binary, remove the old binary.
# rm -f /tmp/firefox