cyber crime

CYBER CRIMES

• Prepared By : P.RISHITH

13BCE0297

M.Sai Siddharth

13BCE0681

Introduction

• The usage of internet is growing rapidly.

• It has given new oppurtunities in every field we can think of- be it entertainment,business,sports or education.

• Internet has its own advantages and disadvantages

• One of the major disadvantage is Cyber Crime

What is Cyber Crime?

•Use of Computer/Internet to something that would be a crime in any case.

• It is an unlawful act where the computer is either a tool or a target or both

• Acts that are punishable by Information Technology Act.

History

• In the early decades of modern information technology (IT), computer crimes were largely committed by individual disgruntled and dishonest employees.

• Physical damage to computer systems was a prominent threat until the 1980s.

• Programmers in the 1980s began writing malicious software, including self-replicating programs, to interfere with personal computers.

• As the Internet increased access to increasing numbers of systems worldwide, criminals used unauthorized access to poorly protected systems for vandalism, political action and financial gain.

Categories of Cyber crime:

• Three categories-

• 1.Cyber crime against persons

• 2.Cyber crime against property

• 3.Cyber crime against government

First categorie:

• Includes various harassements such as

Sexual

Racial

Religious

Nationality etc

Any content that may be found derogatory or offensive is considered harassment.

Second category

• These crimes include :

-Computer vandalism(destruction of others property)

-Transmission of harmful programs

-Unauthorised trespassing

-Unauthorised possession of computer information

Third Category

• Cyber terrorism is one distinct kind of crime in this category.

• Cyber space is being used by individuals and groups to threaten the organizations and international governments.

-Also to terrorize the citizens of a country.

Various Cyber Crimes :

• Unauthorised access to computer system or networks

• Theft of information contained in electronic form

• Data didling(manipulation of data)

• Hacking through various programmes

• Virus/worm attacks

• Trojan attacks

• Key loggers

• Malware(malicious code)

• Internet time thefts(gaining access to other internet without his knowledge.

• Web jacking(forcefully taking control of the website)

• Theft of computer system

• Physically damaging a computer system

Hacking

• It has been noted that hackers have hacked millions of computers across the globe and the number is increasing with every passing day.

• Some hackings are done just for fun others are done for stealing information yet others are done for personal reasons such as taking revenge from someone and so on.

•  Stealing someone's personal data for own use, breaking through into a company's account and making changes in their database

Cyber Criminals

• Australian nationwide survey conducted in 2006 found that two in three convicted cyber-criminals were between the ages of 15 and 26

• Organised hackers

• Professional Hackers

• Discontended Employees

Prevention

• Set a good firewall

• Disable and log off a specific user account to prevent access

• Disable specific applications for example , an e-mail system subjected to a Spam attack

• Install intrusion prevention system

• Using various Anti virus , internet security , anti malware software’s

Thank you

Source:

• Britannica.com

• technocache.wordpress.com

• cybercrimeindia.org

• wikipedia