Ethical hacking

ETHICAL HACKING
SUMMER TRAINING

Copyright © 2015 Accenture All rights reserved. 2
OVERVIEW OF HACKING
Hacking
Examine something very minutely
The rapid crafting of new program or
the making of changes to
existing,usually complicated software.

OBJECTIVES OF ETHICAL HACKING
 Ethical hacking offers an objective analysis of an
organizations information security posture for organizations of
any level of security expertise.
 The result of such an assessment is an actionable report with
valuable remediation advice tailored to the customers unique
IT environment,capabilities,and security objectives.
 As organizations of all sizes and sophistication levels can
benefit from objective expert.third party analysis,ethical
hacking has become a more mainstream service in the past
decade.

FUTURE SCOPE OF ETHICAL HACKING
 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.He would have to
improve,develop and explore new avenues
repeatedly.
 More enhanced software’s should be used for
optimum protection.Tools used,need to be
updated regularly and more efficient ones
needtobe developed.

HACKING VS CRACKING
 HACKER
The person who hacks.
 CRACKER
System intuder/destroyer.
 Hacking With Malicious Intention Is Cracking
 The basic difference is hackers do not do anything disastrous.
 Cracking yield more devastating results.
 Cracking is CRIME.
 Cyber crime are the results of cracking,not hacking.

WHY DO PEOPLE HACK??
To make security stronger(Ethical Hacking)
Just for Fun
Show off
Hack other systems secretly & steal
important information.

TYPES OF HACKER
White Hat Hacker
 Good guys
 Don’t use their skill for illegal purpose
 Computer security experts and help to protect from Black Hats.
Black Hat Hacker
 Bad guys
 Use their skill maliciously for personal gain
 Hack books,used credit cards and deface websites
Grey Hat Hacker
 It is a combination of white hat and black hat Hackers.
 Goal of grey hat hackers is to provide national security

HACKER AND ETHICAL HACKER
Hacker
 Access computer system or network without
authorization
 Breaks the law
Ethical Hacker
 Performs most of the same activities buit with owners
permission
 Employeed by companies to perform Penetration Tests

WHAT ARE THE VARIOUS
QUALITIES A HACKER SHOULD
POSSES
 Good coder
 Well knowledgeable person both hardware as well as well as
software
 Should have knowledge on security system
 Trusted person

HACKING -PROCESS
FootPrinting
Scanning
Gaining Access
Maintaining Access
Clearing Traces

FOOTPRINTING
Footprinting is the technique used for gathering information about
computer systems.
 Who is Lookup
 NS lookup
 IP Lookup

SCANNING
Network scanning is a procedure for identifying active hosts
on a network,either for the purpose of attacking them or for
network security assessment.
 Port Scanning
 Network Scanning
 Finger Printing
 Fire walking

Gaining Access
Gaining access is the most important phase of an attack in terms of
potential damage,Attackers need not always gain priviliges of
system to cause damage.
 Password Attack
 Social Engineering
 Viruses

MAINTAINING ACCESS
Once an attacker gains access to the target system,the
attacker can choose to use both the system and its
resources,and further use the system a launch pad to scan and
exploit other systems,or to keep a low profile and continue
exploiting.
 Trojans
 Malwares
 Clearing tracks

ADVANTAGES & DISADVANTAGES
ADVANTAGES
 Provides security to banking and financial establishments
 Prevents website defacements
 An evolving technique
 To catch a thief you have to think like a thief
DISADVANTAGES
 All depends upon the trustworthiness of the ethical hacker
 Hiring professionals is expensive.

REQUIRED SKILLS OF ETHICAL
HACKER
 Linux: knowledge of linux/unix;security setting,configuration,and
services.
 Routers: knowledge of routers,routing protocols,and access control lists.
 Firewalls: configurations,and operationof intrusion detection system
 Microsoft: skills in operation,configuration and management.
 Technical & Security Knowledge
 Operating System Knowledge
 Network Knowledge
 Computer Expert

TYPES OF ATTACKS
Operating System a attack
Dos attack
Ddos attack
Spoofing attack
Password attack
Application attack
Identity attack

HOW CAN WE PROTECT THE SYSTEM?
 Patch security hole often
 Encrypt important data
 Do not run unused daemon
 Remove unused program
 Setup loghost
 Backup the system often
 Setup Firewall
 Setup IDS

WHAT SHOULD DO AFTER HACKED?
Shutdown the system.
Separate the system from network
Restore the system with the backup
Connect the system to the network

Conclusion
 In the preceeding 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 softwares we and using for official and
reliable sources.
 Educate the employees and the users against black hat
hacking.

Ethical hacking

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