1. Copyright © 2007 Heathkit Company, Inc. All Rights Reserved PC Fundamentals Presentation 14 – Windows Security

2. 2 Objectives At the end of this presentation, you will be able to:

3. 3 Define shares, permissions, and rights as the terms apply to computer resources. Demonstrate how to share a computer resource using Windows. Define encryption and discuss several common sense rules for using encryption. Demonstrate how to encrypt a file using Windows.

4. 4 Shares, Permissions, and Rights Share: A file or folder publicly posted on a network for access by anyone on the network. Permission: Controlling access to shared resources. Rights: The authorization with which a user is entitled to perform certain actions on a computer network.

5. 5 Before Sharing can occur: You must have a network connection installed and configured. You must have File and Printer Sharing for Microsoft Networks installed.

6. 6 1 1 2 2

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9. 9 1 1 2 2

10. 10 1 1 2 2

11. 11

12. 12 Non-Shared Folder Icon Versus Shared Folder Icon Shared Not Shared

13. 13 Share Permissions Share Permissions do not affect local users Share Permissions control access from the network

14. 14 Share Permissions

15. 15

16. 16 Share Permissions Access Local and Network Users Local and Network Users Network Users Network Users The Local PC NTFS Permissions Files and Folders

17. 17 Windows isn’t completely secure… NTFS volumes may be opened with special software tools These tools are useful after crashes or virus attacks Files are vulnerable!

18. 18 Encryption Encryption is optional Encryption is transparent to the creator of the encrypted object Only NTFS volumes support encryption

19. 19 1 1 2 2

20. 20

21. 21 Encryption Issues Encryption is lost if a file is moved or copied to a FAT/FAT32 volume Encrypted files can be viewed, moved, deleted, or renamed Save the recovery certificate on a removable disk

22. 22 Encryption Suggestions Don’t encrypt the operating system files!

23. 23 Encryption Suggestions Don’t encrypt My Documents!

24. 24 Encryption Suggestions Encrypt Folders, not just files. Make the encryption obvious

25. 25 Encryption Suggestions Use encryption along with a strict account policy

26. 26 Encryption Suggestions Export the Recovery Certificate

27. 27 Encryption Suggestions If you plan to use encryption, study the subject and become an encryption expert.

28. 28 Security summary Accounts and Passwords Rights and permissions Encryption Recovery Certificates

29. Copyright © 2007 Heathkit Company, Inc. All Rights Reserved PC Fundamentals End