Well, browser security is a system of providing Internet security to the Web browsers. This is done to protect the browser and the connected equipment from the intruding malware, virus and privacy attacks. Security breaches can occur in multiple ways like in the former of java scripts or camouflaged as Adobe Flash files.
A multitude features are in place to protect against such malicious software from being allowed to gain access to the system.
Malwares
Almost all browsers have their own security features enabled by default. Every mainstream browser prevents a malicious site from being visited or opening on your system. They display a warning message. Internet Explorer does it using its SmartScreen filter while Chrome handles it by an extra security in the form of Sandboxing. However, at times browsers may not be able to identify a malware. It is advisable to use an additional anti virus and firewall solution.
Updated browser
Keep your browsers updated to the latest version. Updates add up more security features to the application. It would be a better idea to keep your browser's updated. You can check for the latest version on your desktop client.
Domain check
Some malicious sites use the domain that looks similar to the official address. Carefully check the exact website address before proceeding.
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