1. Computer Security Preventing and Detecting Unauthorized Use of Your Computer

2. Computer Security Is the process of preventing and detecting unauthorized use of your computer Prevention measures help you to stop unauthorized users from accessing any part of your computer system. Detection helps you to determine whether or not someone attempted to break into your system, if they were successful, and what they may have done.

3. Computer Security at School

4. Windows L + L

5. Windows L Use this keystroke EVERY TIME you leave your classroom. Why? –Only you or a network administrator can access the workstation. –Prevents unauthorized attempts to access your computer.

6. Passwords These are the keys you use to access any information you have stored on our network or any other network. –Z Drive –Infinite Campus –K12 E-mail

7. Passwords What makes a strong password? –Make it lengthy. –Combine letters, numbers, and symbols. –Use words or phrases that are easy for you to remember, but difficult for others to guess.

8. Passwords Create a strong, memorable password in 5 steps: –Think of a sentence you can remember. –Check if the computer supports the pass phrase directly. –If not, convert it to a password. –Add complexity. –Finally, substitute some special characters.

9. Passwords Password strategies to avoid: –Avoid sequences or repeated characters. –Avoid using only look-alike substitutions of numbers or symbols. –Avoid your login name. –Avoid dictionary words in any language. –Avoid using online storage. –Use more than one password everywhere.

10. Passwords One last note: –Do not ever give out your password in an e-mail! No one affiliated with the State of South Dakota or Lead-Deadwood School District will ever ask for your username or password via e-mail.

11. Preventing Unauthorized Use of Your School Computer Use your login for your machine. Use the student login for student machines. Do not let a student use a machine that you are logged into currently. Why?

12. Computer Security at Home

13. Types of Computer Security Data Security Personal Information or Break-In Security

14. Data Security Avoid losing information stored on your computer when something unexpected happens by: –Backing up your data (files, pictures, videos) on a flash drive, CD, or external hard drive. –Use surge protectors.

15. Personal Information Security There are a variety of methods, that when used together, can keep your personal information safe.

16. Personal Information Safety Keep your firewall turned on. Use updated antivirus software. Use updated antispyware technology. Perform basic computer maintenance. –Install updates Don’t open files from strangers. Password protect your computer.

17. Antivirus and Antispyware Norton, McAfee, Symantec –Be sure to install updates every month or more frequently. AVG AD-Aware CCleaner