cyber crime and security
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cyber crime and security cyber crime and security Presentation Transcript

  • AJAY SINGH B.TECH EC 3RD YEAR 1006331007
  • What is Cyberspace And Cybercrime Cyberspace An electronic medium of computer system within which people can communicate do research, or simply window shop. Cybercrime Crime committed using a computer and the internet i.e. where the computer used as an object or subject of crime.
  • History -The first recorded cyber crime took place in the year 1820. -The first spam email took place in 1978 when it was sent over the Arpanet -The first VIRUS was installed on an Apple computer in 1982
  • Types of cyber crime -Hacking -Child pornography -Computer vandalism -DoS attack -Virus Dissemination -Software Piracy -Net Extortion -Phishing -Spoofing
  •  Hacking -Illegal intrusion into a computer system and/or network. i.e. Unauthorized access Hacking Tools • Keyloggers • Sniffers
  •  Key loggers are provide logging which you press on the keyboard buttons.  Hackers can steal your passwords or your personal informations. Key loggers
  •   is computer software or computer hardware that can intercept and log traffic passing over a digital network or part of a network.  Hackers can sniff your packets with some softwares or hardwares and they can steal your creadit card numbers, paswords or e-mails. Sniffers
  • Child pornography -Abuse children/teens sexually -More children would be using the internet and more are the chances of falling victim to the aggression of pedophiles Computer vandalism -Damaging or destroying data rather than stealing or reusing
  • DoS attack -Floods the bandwidth of the victims network or fills his e- mail box with spam mail depriving him of the services he is entitled to access Software piracy -Theft of software through the illegal copying of genuine programs
  •  Virus Dissemination  -Malicious software that attaches itself to other software (virus, worms, Trojan Horse)  Computer viruses can damage your computer software system even cause collapse your system.  İts can delete your files Net extortion -Copying the companies confidential data in order to extort said company for huge amount
  • Phishing -Act of sending an e-mail to a user falsely claiming to be an established legitimate enterprise in an attempt to scam the user into surrendering private information that will be used for identity theft Spoofing -Getting one computer on a network to pretend to have the identity off another computer,, usually one with special access privileges ,so as to obtain access to the other computers on the network.
  • Cyber crime threatens national security -Ex union home minister Shivraj Patil said that the rising level of cyber crime is an indication of an enormous threat to national security. -Everything is being operated through computer and hence the risk increases. -India is at eleventh position , U.S. being the first -Increase in number of cases reported
  • Cyber security -Involves protection of sensitive personal & business information through prevention, detection and response to different online attacks -Protects from attacks by detecting and preventing
  •  15-441 Networks Fall 2002 16 Why do we need security?  Protect vital information while still allowing access to those who need it  Trade secrets, medical records, etc.  Provide authentication and access control for resources  Ex: AFS  Guarantee availability of resources  Ex: 5 9’s (99.999% reliability)
  •  17 Who is vulnerable?  Financial institutions and banks  Internet service providers  Pharmaceutical companies  Government and defense agencies  Contractors to various government agencies  Multinational corporations  ANYONE ON THE NETWORK
  • Do’s -Install a firewall , pop-up blocker -Ensure your virus definitions are up to date -Use strong passwords , don’t give personal information unless required(not even phone number) -Use secure connections -Disable file sharing , turn off internet when not in use -Use spam filters , delete spam immediately -Use various passwords for various accounts -Don’t believe in everything you read online -Open attachments carefully -Beware of promises to make fast profits -Be smart , don’t act foolish and help in spreading spam
  • Conclusion The only system which is truly secure is one which is switched off and unplugged. So , only way to be safe is Pay attention and Act smart.
  •  References  http://img208.imageshack.us/img208/1195/chart.jpg  http://www.howdoigetridofspyware.com/wp- content/uploads/2009/03/isitsafecompressed.jpg  http://computersafetytips.files.wordpress.com/2008/12/comp uter-virus-picturejpg.jpg  http://wwwdelivery.superstock.com/WI/223/1614/PreviewC omp/SuperStock_1614R-10559.jpg  http://www.microsoft.com/protect/images/viruses/diagram. jpg  http://www.gulfnews.com/images/08/09/16/16_bz_atm_ban k_hacker01_5.gif  http://www.terminally-incoherent.com/blog/wp- content/uploads/2007/12/hackers.png