Today, web browsers such as Internet Explorer, Mozilla Firefox, and Apple Safari (to name a few), are installed on almost all computers. Because web browsers are used so frequently, it is vital to configure them securely. Often, the web browser that comes with an operating system is not set up in a secure default configuration. Take note that, not securing your web browser can lead quickly to a variety of computer problems caused by anything from spyware being installed without your knowledge to intruders taking control of your computer.
There is an increasing threat from software attacks that take advantage of vulnerable web browsers.
New software vulnerabilities are exploited and directed at web browsers through use of compromised or malicious web sites.
This problem is made worse by a number of factors, including the following:
- Many users have a tendency to click on links without considering the risks of their actions.
- Web page addresses can be disguised or take you to an unexpected site.
- Many users do not know how to configure their web browsers securely.
- Many users are unwilling to enable or disable functionality as required to secure their web browser.
You can make your browser become secure by following some instructions in;
http://www.cert.org/tech_tips/securing_browser/#why