Securing your computer is an important step in preventing intruders from stealing valuable information stored there such as credit card and bank information as well as ID and password data. In addition, some thieves can also access your computer's resources such as hard disk space, your processor and your Internet connection.
There are steps that you can take to safeguard your device such as choosing smart passwords, backing up your work, and installing anti-virus programs, firewalls and encryption programs.
For more information go to information security.