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xiv Hacking For Dummies, 4th Edition Part V: Hacking Applications .................................... 249 Chapter 13: Communication and Messaging Systems . . . . . . . . . . . .251 Introducing Messaging System Vulnerabilities ........................................251 Recognizing and Countering E-Mail Attacks ............................................252 E-mail bombs ......................................................................................253 Banners ...............................................................................................256 SMTP attacks ......................................................................................257 General best practices for minimizing e-mail security risks ........267 Understanding Voice over IP .....................................................................268 VoIP vulnerabilities ...........................................................................269 Countermeasures against VoIP vulnerabilities ..............................276 Chapter 14: Websites and Applications . . . . . . . . . . . . . . . . . . . . . . . . .277 Choosing Your Web Application Tools ....................................................278 Seeking Web Vulnerabilities .......................................................................280 Directory traversal ............................................................................280 Countermeasures against directory traversals .............................283 Input-filtering attacks ........................................................................283 Countermeasures against input attacks .........................................292 Default script attacks ........................................................................294 Countermeasures against default script attacks ...........................294 Unsecured login mechanisms ..........................................................295 Countermeasures against unsecured login systems .....................298 Performing general security scans for web application vulnerabilities ....................................................300 Minimizing Web Security Risks ..................................................................300 Practicing security by obscurity ......................................................300 Putting up firewalls ............................................................................301 Analyzing source code ......................................................................302 Chapter 15: Databases and Storage Systems . . . . . . . . . . . . . . . . . . . .305 Diving into Databases .................................................................................305 Choosing tools....................................................................................305 Finding databases on the network...................................................306 Cracking database passwords..........................................................308 Scanning databases for vulnerabilities ...........................................309 Following Best Practices for Minimizing Database Security Risks ........310 Opening Up about Storage Systems ..........................................................311 Choosing tools....................................................................................311 Finding storage systems on the network ........................................312 Rooting out sensitive text in network files .....................................312 Following Best Practices for Minimizing Storage Security Risks ...........315
Table of Contents Part VI: Ethical Hacking Aftermath ........................... 317 Chapter 16: Reporting Your Results . . . . . . . . . . . . . . . . . . . . . . . . . . . .319 Pulling the Results Together ......................................................................319 Prioritizing Vulnerabilities .........................................................................320 Creating Reports ..........................................................................................322 Chapter 17: Plugging Security Holes . . . . . . . . . . . . . . . . . . . . . . . . . . .325 Turning Your Reports into Action .............................................................325 Patching for Perfection ...............................................................................326 Patch management ............................................................................327 Patch automation ...............................................................................327 Hardening Your Systems ............................................................................328 Assessing Your Security Infrastructure ....................................................329 Chapter 18: Managing Security Processes . . . . . . . . . . . . . . . . . . . . . .331 Automating the Ethical-Hacking Process .................................................331 Monitoring Malicious Use ...........................................................................332 Outsourcing Ethical Hacking ......................................................................334 Instilling a Security-Aware Mindset ...........................................................336 Keeping Up with Other Security Efforts ...................................................337 Part VII: The Part of Tens .......................................... 339 Chapter 19: Ten Tips for Getting Upper Management Buy-In . . . . . .341 Cultivate an Ally and a Sponsor .................................................................341 Don’t Be a FUDdy Duddy ............................................................................341 Demonstrate How the Organization Can’t Afford to Be Hacked ............342 Outline the General Benefits of Ethical Hacking ......................................343 Show How Ethical Hacking Specifically Helps the Organization ...........343 Get Involved in the Business ......................................................................344 Establish Your Credibility ..........................................................................344 Speak on Management’s Level ...................................................................344 Show Value in Your Efforts .........................................................................345 Be Flexible and Adaptable ..........................................................................345 Chapter 20: Ten Reasons Hacking Is the Only Effective Way to Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .347 The Bad Guys Think Bad Thoughts, Use Good Tools, and Develop New Methods .........................................................347 IT Governance and Compliance Are More Than High-Level Checklist Audits ..........................................................347 xv
Page 3 and 4: Hacking FOR DUMmIES‰ 4TH EDITION
Page 5 and 6: About the Author Kevin Beaver is an
Page 7 and 8: Mega thanks to Queensrÿche, Rush,
Page 9 and 10: Contents at a Glance Introduction .
Page 11 and 12: Table of Contents Introduction ....
Page 13 and 14: Table of Contents Performing Social
Page 15: Table of Contents Gathering Informa
Page 19 and 20: Introduction W elcome to Hacking Fo
Page 21 and 22: Introduction Before you start hacki
Page 23 and 24: Introduction well-known vulnerabili
Page 25 and 26: Part I Building the Foundation for
Page 27 and 28: Chapter 1 Introduction to Ethical H
Page 29 and 30: Chapter 1: Introduction to Ethical
Page 35 and 36: Obeying the Ethical Hacking Command
Page 37 and 38: Formulating your plan Chapter 1: In
Page 43 and 44: Chapter 2 Cracking the Hacker Minds
Page 45 and 46: Malicious attackers often think and
Page 47 and 48: Chapter 2: Cracking the Hacker Mind
Page 53 and 54: In This Chapter Chapter 3 Developin
Page 55 and 56: Chapter 3: Developing Your Ethical
Page 57 and 58: Attack tree analysis is the process
Page 59 and 60: Timing Chapter 3: Developing Your E
Page 65 and 66: In This Chapter Chapter 4 Hacking M
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Chapter 4: Hacking Methodology no o
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Chapter 4: Hacking Methodology ✓
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Chapter 4: Hacking Methodology One
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Chapter 4: Hacking Methodology test
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Figure 4-1: Netcraft’s web server
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Chapter 4: Hacking Methodology docu
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Penetrating the System Chapter 4: H
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Part II Putting Ethical Hacking in
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In This Chapter ▶ Discovering soc
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Chapter 5: Social Engineering A cas
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Chapter 5: Social Engineering Socia
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Chapter 5: Social Engineering Regar
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Chapter 5: Social Engineering years
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✓ Threatening reprimands if reque
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Chapter 5: Social Engineering In so
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Chapter 5: Social Engineering reque
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In This Chapter Chapter 6 Physical
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Chapter 6: Physical Security A Q&A
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Chapter 6: Physical Security ✓ Do
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Chapter 6: Physical Security ✓ Do
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Chapter 6: Physical Security cellul
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Chapter 6: Physical Security ✓ Ke
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In This Chapter ▶ Identifying pas
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Chapter 7: Passwords A case study i
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Chapter 7: Passwords The National V
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Chapter 7: Passwords they should’
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Chapter 7: Passwords ✓ John the R
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Chapter 7: Passwords Dictionary att
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Chapter 7: Passwords this password
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Chapter 7: Passwords Cracking UNIX/
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Chapter 7: Passwords The financial
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Chapter 7: Passwords (www.identityf
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Chapter 7: Passwords Weak BIOS pass
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Storing passwords Chapter 7: Passwo
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Chapter 7: Passwords your systems.
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Linux and UNIX Chapter 7: Passwords
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Part III Hacking Network Hosts
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In This Chapter ▶ Selecting tools
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Chapter 8: Network Infrastructure U
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Chapter 8: Network Infrastructure
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Chapter 8: Network Infrastructure I
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Chapter 8: Network Infrastructure 3
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Figure 8-3: NetScan- Tools Pro OS F
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Figure 8-5: Management interface us
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Chapter 8: Network Infrastructure W
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Chapter 8: Network Infrastructure C
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Figure 8-8: Connecting a network an
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Figure 8-9: OmniPeek can help uncov
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Chapter 8: Network Infrastructure N
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Figure 8-12: Selecting your victim
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UNIX-based systems Chapter 8: Netwo
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Chapter 8: Network Infrastructure W
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Chapter 8: Network Infrastructure C
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Figure 8-14: Cisco Global Exploiter
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In This Chapter ▶ Understanding r
Page 177 and 178:
A case study with Joshua Wright on
Page 179 and 180:
Discovering Wireless LANs Figure 9-
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Figure 9-3: NetStumbler displays de
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You undoubtedly have various Blueto
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Chapter 9: Wireless LANs Airodump a
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Figure 9-8: Using Elcomsoft Wireles
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Figure 9-10: The Reaver startup win
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Figure 9-12: NetStumbler showing po
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Figure 9-15: CommView for Wifi show
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Chapter 9: Wireless LANs ✓ If pos
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Figure 9-17: Looking for the MAC ad
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Figure 9-19: Ensure that your SSID
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Chapter 9: Wireless LANs encryption
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In This Chapter Chapter 10 Mobile D
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Chapter 10: Mobile Devices You have
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Figure 10-3: Usernames extracted vi
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Chapter 10: Mobile Devices Power-on
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Figure 10-5: iOS Forensic Toolkit
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Chapter 10: Mobile Devices So, havi
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Part IV Hacking Operating Systems
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In This Chapter ▶ Port scanning W
Page 219 and 220:
Choosing Tools Chapter 11: Windows
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Chapter 11: Windows Windows XP SP2
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Figure 11-2: Gathering detailed vul
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Figure 11-5: Using LanGuard to scan
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Figure 11-6: Mapping a null session
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✓ Local usernames ✓ Drive share
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Figure 11-9: Default local security
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Figure 11-10: Using LanGuard’s sh
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Figure 11-11: Exploitable vulnerabi
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Figure 11-13: Browsing the availabl
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Figure 11-17: Checking final parame
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Figure 11-19: Metasploit Pro’s gr
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Running Authenticated Scans Figure
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In This Chapter ▶ Examining Linux
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Chapter 12: Linux A tool such as Qu
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Figure 12-3: LanGuard revealing use
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Figure 12-6: Using NetScan Tools Pr
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Figure 12-7: Using Nmap to check ap
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Figure 12-9: Viewing the process ID
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Chapter 12: Linux Hacks using the .
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Chapter 12: Linux ✓ Block spoofed
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Chapter 12: Linux Manual testing Th
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Figure 12-11: /etc/inittab showing
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Figure 12-13: Partial output of the
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Part V Hacking Applications
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In This Chapter ▶ Attacking e-mai
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E-mail bombs Chapter 13: Communicat
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Figure 13-1: Limiting the number of
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Figure 13-4: smtpscan gathers versi
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Figure 13-7: Using EmailVerify to v
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Chapter 13: Communication and Messa
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Manual testing Chapter 13: Communic
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Figure 13-11: Critical information
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Page 287 and 288:
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Figure 13-15: SiVuS discovered seve
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Figure 13-16: Using Cain & Abel to
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In This Chapter Chapter 14 Websites
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Chapter 14: Websites and Applicatio
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Figure 14-1: Using HTTrack to crawl
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Countermeasures against directory t
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Figure 14-2: Using Firefox Web Deve
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Figure 14-3: Using SPI Proxy to fin
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Figure 14-4: WebInspect discovered
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Figure 14-7: Script code reflected
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Page 313 and 314:
Figure 14-9: URL returns an error w
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Figure 14-11: The Brutus tool for t
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Page 319 and 320:
Page 321 and 322:
Figure 14-13: Using CxDeveloper to
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Chapter 15 Databases and Storage Sy
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The Situation Chapter 15: Databases
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Figure 15-2: Using Cain & Abel to c
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Chapter 15: Databases and Storage S
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Figure 15-3: Using FileLocator Pro
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Chapter 15: Databases and Storage S
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Part VI Ethical Hacking Aftermath
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In This Chapter Chapter 16 Reportin
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Chapter 16: Reporting Your Results
Page 341 and 342:
✓ Summary of the vulnerabilities
Page 343 and 344:
In This Chapter Chapter 17 Plugging
Page 345 and 346:
Patch management Chapter 17: Pluggi
Page 347 and 348:
I was once involved in an incident
Page 349 and 350:
Chapter 18 Managing Security Proces
Page 351 and 352:
Chapter 18: Managing Security Proce
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Page 355 and 356:
Page 357 and 358:
Part VII The Part of Tens
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Chapter 19 Ten Tips for Getting Upp
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Chapter 19: Ten Tips for Getting Up
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Chapter 19: Ten Tips for Getting Up
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Chapter 20 Ten Reasons Hacking Is t
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Chapter 20: Ten Reasons Hacking Is
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Chapter 21 Ten Deadly Mistakes S ev
Page 371 and 372:
Thinking That You Know It All Chapt
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Appendix Tools and Resources T o st
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Exploits Appendix: Tools and Resour
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Keyloggers Appendix: Tools and Reso
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mailsnarf — www.monkey.org/~dugso
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Appendix: Tools and Resources PortS
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Appendix: Tools and Resources pwdum
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Source Code Analysis Storage Checkm
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Appendix: Tools and Resources NIST
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Windows Appendix: Tools and Resourc
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• A • aboveboard, 11 Abuse.net
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Cobb, Chey (author) Network Securit
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802.11 encryption protocols, 165, 1
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Health Insurance Portability and Ac
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malware, 151, 266-267, 355 Managing
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• P • packet filtering, 156 Pan
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Remember icon, 6 remote access serv
Page 405 and 406:
SUSE, 247 SUSE Linux Security Alert
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Virtual Private Network (VPN) servi
Page 409 and 410:
Apple & Mac iPad 2 For Dummies, 3rd
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