Note that there are alternatives to browser plugins. Avoiding browser plugins Īvoiding browser plugins and flash is better than using them. is higher.īut anyway, of course you should look for alternatives first (see below), but if you insist on using browser plugins, an isolating/transparent proxy like Whonix ™ is probably your best bet. More precise: the risk for your virtual operating system to get infected by trojan horses etc. Security: some plugins have a history for remote exploits. Fingerprinting: browser plugins can probably leak lots of information about your (virtual) operating system (Whonix-Workstation ™)Ĥ.

Linkability: browser plugins use can be probably correlated to the same pseudonym. The concern against browser plugins can be broken down to:ġ. See Security in real world.'Īlthough it is not recommended, we don't want to withhold the knowledge from you how to use browser plugins. flash cookies) and often have security vulnerabilities. Quoted the Whonix ™ Features page : ' Java / JavaScript / flash / browser plugins / Malware / misconfigured applications cannot leak your real external IP.' ' This is still not recommended as they may decrease anonymity (e.g. You should now see Java Plug-in 1.x.x enabled.Some popular plugins are non-Free, Closed Source software!Ĭheck if your browser plugin is Free Software before using it. Start Firefox and validate by going to Tools > Addons > Plugins. Be sure you’re in lib64!Ĭreate symbolic link to the plugin: ln -fs /usr/java/jre1.7.0_21/lib/amd64/libnpjp2.so libnpjp2.so There is also a /usr/lib/mozilla/plugins directory. | grep libnpjpįor me, that returned: /usr/java/jre1.7.0_21/lib/amd64/libnpjp2.soĬhange to directory for Firefox plugins: cd /usr/lib64/mozilla/pluginsīe careful. rm -rf /home/basejump/Downloads/jre-7u21-linux-圆4.rpmįrom the /usr/java directory, Find the Firefox plugin (which gets installed with java): find. mkdir /usr/javaĮxecute rpm on the Java RPM you just downloaded… rpm -ivh /home/basejump/Downloads/jre-7u21-linux-圆4.rpmĭelete the original RPM you don’t need that anymore. This procedure only works with the version you download from Oracle it will not work with the OpenJDK version of Java you’ll have when using the ‘yum install java’ command.ĭownload Linux 圆4 RPM from Oracle's Java Downloads for All Operating Systems page.Ĭhange to root user and enter password. Java must be installed on the system first. This is not a descriptive tutorial it’s just quick notes, so you may have to do a little reading between the lines. So, I’m recording what worked for when I have to do it again. The procedure wasn’t too bad, but it wasn’t exactly straight-forward either. Today, I had to install the Java plugin for 64bit Firefox on CentOS 6.4. Install the Java Plugin for 64bit Firefox on CentOS 6.4

Firefox install java plugin