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Ethical hacking ppt by shantanu arora
- 1. Ethical Hacking Presented By :- Shantanu Arora
- 2. Content Introduction Ethical Hacking Who are Hackers Why do Hackers hack Types of Hackers What should do after hack Hacking Process
- 3. Content …Why do We need Ethical Hacking Required Skills of an Ethical Hacker What do hackers do after Hacking? Advantages Disadvantages Future Enhancements Conclusion
- 4. Introduction Ethical hacking also known as penetration testing or white-hat hacking, involves the same tools, tricks, and techniques that hackers use,but with one major difference that Ethical hacking is legal.
- 5. Ethical Hacking Independent computer security Professionals breaking into the computer systems. Neither damage the target systems nor steal information. Evaluate target systems security and report back to owners about the bugs found.
- 6. Who are Hackers?A person who enjoys learningdetails of a programming language or system. A person who enjoys actuallydoing the programming rather than just theorizing about it. A person capable ofappreciating someone else's hacking. A person who picks up programmingquickly. A person who is an expert at aparticular programming language or system.
- 7. Why do hackers hack ?Just for fun. Show off. Hack other systems secretly. Notify many people their thought. Steal important information. Destroy enemy’s computer network during the war.
- 8. Ethical Hackers but not Criminal Hackers Completely trustworthy. Strong programming and computer networking skills. Learn about the system and trying to find its weaknesses. Techniques of Criminal hackers-Detection- Prevention.
- 9. Types of Hackers Black Hat Hacker White Hat Hacker Grey Hat Hacker
- 10. Black-Hat Hacker A black hat hackers or crackers are individuals with extraordinary computing skills, resorting to malicious or destructive activities. That is black hat hackers use their knowledge and skill for their own personal gains probably by hurting others.
- 11. White-Hat Hacker White hat hackers are those individuals professing hacker skills and using them for defensive purposes. This means that the white hat hackers use their knowledge and skill for the good of others and for the common good.
- 12. Grey-Hat Hackers These are individuals who work both offensively and defensively at various times. We cannot predict their behavior. Sometimes they use their skills for the common good while in some other times he uses them for their personal gains.
- 13. What should do after hacked? Shutdown or turn off the system Separate the system from network Restore the system with the backup or reinstall all programs Connect the system to the network It can be good to call the police
- 14. Hacking Process Foot Printing Scanning Gaining Access Maintaining Access
- 15. Foot Printing Whois lookup NS lookup IPlookup
- 16. Scanning Port Scanning Network Scanning Finger Printing Fire Walking
- 19. Viruses, Trojan Horses, and Worms Social Engineering Automated Attacks Accidental Breaches in Security Denial of Service (DoS) Organizational Attacks Restrict ed Data Why do you need Ethical hacking Protection from possible External Attacks
- 20. Required Skills of an Ethical Hacker Microsoft: skills in operation, configuration and management. Linux: knowledge of Linux/Unix; security setting, configuration, and services. Firewalls: configurations, and operation of intrusion detection systems.
- 21. Required Skills of an Ethical Hacker…. Routers: knowledge of routers, routing protocols, and access control lists Mainframes : knowledge of mainframes Network Protocols: TCP/IP; how they function and can be manipulated. Project Management: leading, planning, organizing, and controlling a penetration testing team.
- 22. What do hackers do after hacking?... Patch Security hole The other hackers can’t intrude Clear logs and hide themselves Install rootkit ( backdoor ) The hacker who hacked the system can use the system later It contains trojan virus, and so on Install irc related program identd, irc, bitchx, eggdrop, bnc
- 23. What do hackers do after hacking? Install scanner program mscan, sscan, nmap Install exploit program Install denial of service program Use all of installed programs silently
- 24. Advantages To catch a thief you have to think like a thief. Helps in closing the open holes in the system network. Provides security to banking and financial establishments. Prevents website defacements. An evolving technique.
- 25. Disadvantages All depends upon the trustworthiness of the ethical hacker Hiring professionals is expensive.
- 26. Future Enhancements As it an evolving branch the scope of enhancement in technology is immense. No ethical hacker can ensure the system security by using the same technique repeatedly. More enhanced software’s should be used for optimum protection.
- 27. Conclusion In the preceding sections we saw the methodology of hacking, why should we aware of hacking and some tools which a hacker may use. Now we can see what can we do against hacking or to protect ourselves from hacking. The first thing we should do is to keep ourselves updated about those software’s we and using for official and reliable sources. Educate the employees and the users against black hat hacking.
- 29. Thank You