Presentation on theme: "Computer Security 1 Keeping your computer safe. Computer Security 1 Computer Security 1 includes two lessons: Lesson 1: An overview of computer security."— Presentation transcript:
Computer Security 1 Computer Security 1 includes two lessons: Lesson 1: An overview of computer security and privacy Lesson 2: Protecting your computer and your data
Lesson 1 Objectives After completing this lesson, you will be able to: Explain what the terms security and privacy mean as they apply to computing. Identify the various threats prevalent in the world of computers and the corresponding solutions.
Definitions Computer threat: Any factor that can damage your computer or the data on it. floods and hurricanes accidental or intentional loss and tampering Computer security: Deals with the measures that you can take to avoid such damage to the computer and its data. Installing computers in secure locations Backing up data Data Storage in Safe Locations
Definitions Computer privacy means that your data, such as personal files and e-mail messages, is not accessible by anyone without your permission. Computer privacy deals with the measures that you can take to restrict access to your data.
Natural Threats Categories Natural Disasters Fire Extreme Hot or Cold Voltage Problems Solutions Backing up Data Install Computer in Secure Location Controlling Operating Environment Surge Protection Uninterruptible Power Supply
Human Threats Categories Hackers Virtual Theft Viruses, Worms & Trojan Horses Spyware Internet Scams Online Predators Solutions Data Storage in Safe Locations Virus and Spyware Protection Firewall
Lesson 2 Objectives After completing this lesson, you will be able to: Identify several common methods for protecting the operating system, software, and data on your computer. Identify the various means of securing online and network transactions. Identify the common measures for securing e- mail and instant messaging transactions.
Protecting Your Computer 1.Implement user identification 2.Set a username and password 3.Keep passwords secure 4.Lock your computer 5.Install protective software 6.Encrypt data 7.Back up data 8.Keep your computer up to date
Protecting Your Computer Implement user identification
Secure online and network transactions 1.Use strong passwords 2.Protect against hacking and spyware 3.Clear history and cache periodically 4.Delete cookies periodically 5.Avoid sharing personal information 6.Make online transactions on secure sites 7.Configure security components 8.Disable active content 9.Use security help from your ISP
Ensure e-mail and instant messaging security 1.Avoid opening e-mail with attachments 2.Do not respond to junk mail 3.Do not respond to unsolicited commercial mail 4.Protect yourself from phishing 5.Chat with known people only 6.Do not open attachments received over instant messenger