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® ®Microsoft Windows 7
Windows Tutorial 5
Protecting Your Computer
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Objectives• Use the Action Center• Set up Windows Firewall and Windows Update• Protect your computer from viruses and other
malicious software• Use Windows Defender to protect against
spyware• Manage Windows Live Mail security
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Objectives• Manage Microsoft Internet Explorer security• Protect privacy with InPrivate Browsing and
InPrivate Filtering• Set up user accounts• Control access to your computer• Secure and share folders
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The Action Center
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Using the Action Center• The Action Center is a Control Panel tool that
helps you manage security from a single window.
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Using the Action Center• To open the Action Center, click the Action
Center icon in the notification area of the taskbar
• In the message window, click Open Action Center
• If necessary, click the Security heading
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Using the Action Center
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Managing Windows Firewall• To open Windows Firewall, in the Action
Center window, click System and Security in the Address bar
• Click Windows Firewall to open the Windows Firewall window
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Adding a Program to the Allowed Programs List• In the left pane, click Allow a program or feature
through Windows Firewall• In the Allowed programs and features list, click
to select a program check box. If a program does not appear in this list, click the Add another program button and navigate to the program to add to the allowed programs list
• Click the OK button
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Setting Up Windows Update• An update is a change to software that can
prevent or repair problems, enhance the security of the computer, or improve the computer’s performance
• In the System and Security window, click Windows Update
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Setting Up Windows Update
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Protecting Your Computer from Malware• In the System and Security Center window,
click Security to expand the Security section• If necessary, click the Turn on now button• When a dialog box opens requesting your
permission to run the antivirus program, click the Yes button
• Click the Update now button
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Protecting Your Computer from Malware
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Defending Against Spyware• Spyware is software that can install itself or run on
your computer without your consent or control– Adware– Pop-up ads
• To perform a scan with Windows Defender:– Click the Start button, and then type Windows
Defender. Click Windows Defender in the search results
– Click the Scan button arrow on the toolbar, and then click Quick Scan
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Defending Against Spyware
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Scheduling a Spyware Scan• In the Windows Defender window, click the
Tools button on the toolbar to open the Tools and Settings page, and then click Options
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Defending Against E-mail Viruses• An annoying and potentially dangerous type of
privacy invasion is spam, or junk e-mail• Click the Start on the taskbar, point to All
Programs, click Windows Live, and then click Windows Live Mail
• Click the Menus button, and then click Safety options
• Click the Security tab
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Defending Against E-mail Viruses
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Adding a Sender to the Blocked Senders or Safe Senders List• To block a sender in Windows Live Mail, right-click a
message whose sender you want to add to the Blocked Senders list, point to Junk e-mail, and then click Add sender to blocked senders list on the shortcut menu.
• To always allow a sender, right-click a message whose sender you want to add to the Safe Senders list, point to Junk e-mail, and then click Add sender to safe senders list on the shortcut menu.
• Click the OK button.
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Internet Explorer Security Features
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Managing Microsoft Internet Explorer Security• Internet Explorer offers the following security
and privacy features:– SmartScreen filter–Protected Mode–Digital signatures–Pop-up Blocker–Add-on Manager–Privacy settings and alerts
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–InPrivate Browsing–InPrivate Filtering–Secure connections
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Managing Microsoft Internet Explorer Security• Click the Safety button on the Command bar,
point to SmartScreen Filter, and then click Turn On SmartScreen Filter
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Blocking Malware with Protected Mode and Security Zones• Internet Explorer runs in Protected Mode by
default, making it difficult for hackers to install malware on your computer. –When Protected Mode is turned on, a
notification appears in the Internet Explorer status bar
• Internet Explorer uses security zones so you can tailor your security settings to the kind of online computing you do.
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Blocking Malware with Protected Mode and Security Zones
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Blocking Malware with Protected Mode and Security Zones
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Blocking Pop-up Windows• Click Tools on the Internet Explorer Command
bar, point to Pop-up Blocker, and then click Pop-up Blocker Settings
• Click the Blocking level setting, and then click High: Block all pop-ups (Ctrl+Alt to override).
• Click the Close button
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Managing Add-on Programs• A browser add-on is a program offered by any
software vendor that provides enhancements such as a toolbar or improved search feature
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Selecting Privacy Settings• Click Tools on the Internet Explorer Command
bar, and then click Internet Options.• Click the Privacy tab in the Internet Options
dialog box.• Drag the slider to select a privacy setting
ranging from Block All Cookies to Accept All Cookies.
• Click the OK button.
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Selecting Privacy Settings
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Turning On InPrivate Browsing• If you want to keep information about your
Web browsing private, you can use InPrivate Browsing
• Click the Safety button on the Internet Explorer Command bar, and then click InPrivate Browsing
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Turning On InPrivate Browsing
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Using InPrivate Filtering• InPrivate Filtering analyzes the content of Web
pages you visit. If it finds content that is used on other Web sites, InPrivate Filtering lets you allow or block the content.
• Click the Safety button on the Internet Explorer Command bar, and then click InPrivate Filtering
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Using InPrivate Filtering
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Setting Up User Accounts• Open the Control Panel in Category view, click
User Accounts and Family Safety, and then click User Accounts.
• Click Manage another account.• Click Create a new account.• Type the new account name, click the Standard
user option button or the Administrator option button, and then click the Create Account button.
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Setting Up User Accounts• In the Manage Accounts window, click the icon of the
new user account and then click Create a password.• Click in the New password text box, and then type
your password.• Click in the Confirm new password text box, and then
type your password again.• Click in the Type a password hint text box, and then
type a hint to help you remember your password.• Click the Create password button.
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Setting Up User Accounts
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Controlling Access to Your Computer• One way to manage access to your computer is
to take advantage of User Account Control (UAC)– The UAC feature is turned on by default
• Another way to protect your privacy and reduce power consumption is to let your computer go to sleep after a specified amount of idle time
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Securing and Sharing Folders• If more than one person uses your computer,
you can share files and folders with them in two ways: – Explicitly allowing another user to share a
folder– Storing files in the Public folder
• When you explicitly share files, you set sharing permissions that determine who can change your files and what kinds of changes they can make
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Assigning Permissions to Folders• To specify which users can access a folder you
want to share, click the folder in a folder window, click Share with on the toolbar, click Specific people, and choose with whom you wish to share the content
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Assigning Permissions to Folders
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