1. Capt Froberg

2. Outline I have a computer, now what? How attackers get in your computer How to keep attackers out Computer Tools The Froberg Trifecta First Party Windows Applications

3. I have a computer, now what?

4. How about:

5. How attackers get in your computer YOU … and the Internet

6. How attackers get in your computer 1. Using the Internet without patching your system or installing the appropriate software

7. How attackers get in your computer 2. Going to websites without script-blocking add-ons/plugins

8. How attackers get in your computer 3. Parents and Old People (A.K.A. Uneducated computer users)

9. How attackers get in your computer 4. Downloading “free” ANYTHING

10. How attackers get in your computer 5. Not performing system maintenance

11. How to keep attackers out Uninstall unneeded software on FIRST TIME BOOT of a machine Install appropriate Anti-Malware, Anti-Virus, and Firewalls SYSTEM UPDATE FTW!

12. How to keep attackers out DO NOT USE INTERNET EXPLORER Use Firefox or Chrome Install a script Blocker I use NoScript on Firefox by noscript.net I use NotScripts on Chrome by Levi Gilbertson Install an Ad Blocker I use AdBlockPlus on both Firefox and Chrome by adblockplus.org

13. How to keep attackers out Start a dialog to talk about defensive computing Show them materials (news articles, videos, etc.) Explain to them how attackers can get in a machine Be their computer repairman

14. How to keep attackers out Free is usually good, but on the Internet that is BAD Open source software is (or rather can be) GOOD and FREE It’s hard to know when something is free and good Do research before downloading OR installing software Find references on reputable sites Zdnet, Wired, PC Magazine, CNN, Ars Techica, Life Hacker, etc.

15. How to keep attackers out Question Would you drive a car and NEVER change its oil? Parallel Question Have you ever changed your computer’s “oil”?

16. How to keep attackers out Patches Uninstalling old programs Defragmentation Malware/virus scanning Backing up of personal files Reinstalling of Operating System every 6ish months System utilities such as msconfig, etc. Configuring startup programs and services Computer Oil?!?!

17. Computer Tools The Froberg Trifecta (circa 2012) NOTE: I also use script and advertisement blockers on my Internet Browsers!

18. Computer Tools First Party Windows Applications– GUI Based Disk Defragmenter (dfrgui.exe or found under system tools. Start via Run*) Reorganizes data on your HDD for optimal access times msconfig.exe (Start via Run*) Allows configuration of startup programs and services** Computer Management (Start compmgmt.msc via Run*, or right click Computer and select manage) Centralized tool for Windows Administration Windows Task Manager (Press Ctrl+Shift+Esc or Ctrl+Alt+Del and select) Allows viewing, starting, and stopping of programs, processes, and services Look in C:\Windows\system32\ for EXE or MSC programs *Run is a command line prompt that will run default Windows tools without the full path of execution. You can access it by pressing Windows button + R ** Wikipedia says: “…a Windows service is a long-running executable that performs specific functions and it is designed not to require user intervention. Windows services can be configured to start when the operating system is booted and run in the background as long as Windows is running, or they can be started manually when required ”

19. Computer Tools Party Windows Applications – Command Line LAB TIME!!!! There are TOO many programs, so we’ll look at these freely, hands on

20. Lab – Look at Command Line Tools Start Command Line Press Windows Button + R, type “CMD”, press Enter TYPE: “Help ” Look at various tools and try them out! Pro Tips >> filename.txt (Ex. Help >> help.txt) This will output the results of a command to a text file /? (Ex. ping /?) This is the command’s own help page Batch Script FTW A Batch script is a text file with command line commands that will run in order Allows a person to save repetitive operations and automate them HUGE resource: commandwindows.com

21. Lab – Fun Things I Do Tasklist Lists all tasks running tasklist /svc Netstat Will show ALL network connections netstat /anob Tree Shows a tree of files with folders tree c:\ /A /F COMBO BREAKER: tree and findstr via pipe Pipe will allow you to string together commands with the symbol: | This will allow you to do POWERFUL combos The following finds ALL folders and exe’s in a computer and save the report to a file tree c:\ /A /F | findstr /c:\ /c:+ /c:.exe >> C:\tree_exes.txt Find This can find a string with in a file and give a count of occurrence The following finds all the exe’s from the last command find /C “.exe” c:\tree_exes.txt