Simply put nothing is fool proof when it comes to computer data. From hard drive crashes to virus attacks computer data needs to be protected at all times. On top of the usual data loss hazards that come with Personal Computers, laptops are more at risk due their vulnerability to theft.

If you were to look at the statistics regarding the information that has been lost in regards to laptop computers, you would be amazed.

With the last few years the internet has became not so safe to use because of facing the problems such as virus, worms, and Trojan horse. But by taking certain right security tools and a little knowledge about the problems we can tackle the problems and enjoy the internet as we can enjoyed. So, let s learn that how we can tackle the dangerous problems coming to the internet and we can enjoy the internet safely

Virus: Virus is the most dangerous as it spread through computer to the other computer and attaching to the host program of computer by affecting the computer hardware, software or other information.

Anonymous surfing is simply the ability to browse the World Wide Web but having your identity hidden from the outside world. From the outside world I am referring to the websites you visit. You identify can be hidden successfully by using an anonymous browser based proxy.

These are just sites on the Internet that you can use to type in the address of the site you want to visit and the service will then take you to that website but keeping your information like your MAC address and your IP address private and hidden from the eyes of the site you are visiting.

Internet Scams? With missing children? Yes, it is true, even the topic of missing children along with faked Amber Alerts are used as traps on the Internet. However, you do not have to be caught by this, or any other type of Internet scam.

It's unfortunate but true. Most of these online scams are known now as "phishing" scams and are typically known for masquerading as well know banks and credit card processors.

Like many students, one law school student used Google to come up with a list of online research sources while conducting research for her money laundering thesis. Throughout the writing of her paper, this tool was very helpful to her. After working on the project for a short time, the student faced the annoyance of being directed to a site that had nothing to do with money laundering each time she typed specific key terms.

Consider the latest "Die Hard". Some teenagers, few masterminds and trillions of dollars being siphoned off the federal fund that has been deposited against people's social security benefits. Do not think that it is a simple cinematic flick! Today hackers are so sophisticated that they can actually bring a law abiding citizen down on the streets.

Spyware are the programs, which covertly gathers user information through the user's Internet connection without his or her knowledge. They generally come bundled as a hidden component of freeware or shareware programs, which you download from unsecured and un-trusted sites.

Once they have been installed on your system, Spyware programs constantly monitor your activities on your computer and send that private information in the background to the person who has planted that spyware on your computer.

Home computers are popular among intruders. Home computers with internet connections usually stay connected and this is a good time for intruders or hackers to do their ill will. Intruders may steal your bank records, credit cards information and thus spend your money without your permission.

Your computer including the hard disk space, your processor and your internet connection will also be at risk from hackers.

Your passwords are the keys you use to access personal information that you've stored on your computer and in your online accounts.

Do I need to highlight their importance?

If criminals or other malicious users steal this information, they can use your name to open new credit card accounts, apply for a mortgage, or pose as you in online transactions.

Ethical hacker training almost sounds like an oxymoron. How can one be both ethical and a hacker? You will need to gain an understanding of what an ethical hacker is, how they are trained, and what they do to fully comprehend the genius of such a position.

The position is a unique one. The training teaches the same techniques that any hacker would learn to try to infiltrate a computer system.