Ethical Hacking PPT (CEH)

Submitted to:- DEEPESH NAMDEV
(HOD of EE & EC)
Submitted by:- UMESH KUMAR MAHAWAR
(14EGKXX020)

What is CEH?
 CEH refers to Certified Ethical Hacker.
 CEH is 100% Network Offensive Course,
not Defensive.
 This course includes System Hacking,
Web Servers Hacking, Mobile Platforms
Hacking, Wireless Networks Hacking etc.

What is Ethical Hacking?
 Ethical hacking refers to the act of locating weaknesses
and vulnerabilities of computer and information systems
by duplicating the intent and actions of malicious hackers.
 Identify vulnerabilities visible from Internet at particular
point of time.
 It is Legal.
 Permission is obtained from the target.
 Part of an overall Security Program.
 Ethical Hacker possesses same skills, mindset and tools of
a hacker but the attacks are done in a non-destructive
manner.

Hacker v/s Ethical Hacker?
 Hacker
 Access computer system or Network without authorization
 Breaks the law
 Ethical Hacker
 Performs most of same activities but with owner’s permission
 Employed by organizations to perform Penetration Tests

Types of Hacker
 White Hat Hacker
 Good guys who don’t use their skills for illegal purposes.
 Computer Security Experts & help to protect from Black Hat.
 Black Hat Hacker
 Bad guys who use their skills maliciously for personal gain.
 Hack banks, steal credit cards & deface websites.
 Grey Hat Hacker
 It is combination of both Black & White Hat Hackers.
 Goal of Grey Hat Hackers is to provide National Security.

Why do People Hack?
 To make Security Stronger (Ethical Hacking)
 Hack other systems secretly & steal important
information that causes financial loss, reputation
loss to targeted organization
 Revenge
 Show off
 Just for Fun

Some Recent Hacking Activities
 Recently Jio’s Database got hacked, It was vulnerability of their Web Server.
 With this hack Personal details of anyone can be seen by anyone just by entering
mobile number.
 Some months ago, a Ransomware Virus named WannaCry attacked over 104
countries including India.
 Wannacry Encrypted all the data of system and asks for money to decrypt them
back.
 Wannacry works on SMB (Server Message Block)
 On 15 August 2017, many government websites were hacked by Pakistani
Hackers.
 As payback Indian hackers also hacked many Pakistani govt. websites.

Hacking process
Footprinting
Scanning
EnumerationAttack & Gaining Access
Escalating Privilege,
Covering Tracks &
Creating Backdoors

1. Footprinting
Footprinting refers to gathering all
useful information about the target
Tools for Footprinting:-
 WhoIs Lookup
 NS Lookup
 IP Lookup Fig. :- NS Lookup Tool

3. Gaining Access
Password Attacks
Social Engineering
Viruses

4. Maintaining Access & Clearing Tracks
OS Backdoors
Trojans
Clearing Tracks

Some Tools
• WhoIs, ping
• Tracert, nslookup
Footprinting
• Nmap
• Nessus
Scanning
Enumeration

What are Various Qualities a Hacker should
posses?
 Good Coder
 Well knowledgeable person of
both Hardware as well as
Software
 Should have knowledge on
Security System
 Trusted Person

Some tips to protect your System from
Hackers
 Keep your system fully patched
 All OS Security Updates should be installed periodically
 Don’t use Pirated Software's
 Remove unused Programs
 Have a Good Anti-Virus and keep its virus definitions up-to-
date
 Firewall should be turned ON
 Setup IDS (Hardware Firewall)

Advantages of Ethical Hacking
 Can be used to recover lost information
 Teaches that no technology is 100%
secure
 To test how good security is on your own
system, known as White Hat Hacking
 To prevent website, system or network
hacking from Black Hat Hackers.

Disadvantages
All depends upon the trustworthiness of
the Ethical Hacker
Allowing the company’s financial and
banking details to be seen
Hiring Professionals is Expensive

“To catch a thief you have to think like a thief”

Ethical Hacking PPT (CEH)

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