1 / 18

Computer Crime : Hackers

Computer Crime : Hackers. By: Danielle Givens, Juliana Vaccaro, Geralyn Norton. What do hackers actually do?. Specialize in work with the access control mechanisms for computer and networks Maintain and improve integrity Very respectable in computer community Richard Stallman. Definition.

chakaluka
Télécharger la présentation

Computer Crime : Hackers

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Computer Crime : Hackers By: Danielle Givens, Juliana Vaccaro, Geralyn Norton

  2. What do hackers actually do? • Specialize in work with the access control mechanisms for computer and networks • Maintain and improve integrity • Very respectable in computer community • Richard Stallman

  3. Definition • Myths: • Exploitation of system by tactics & detailed knowledge • “Intruder” negative connotation • Discouraged within computer community • In actuality – crackers • Media defined popularity • Examples: Ian Murphy, John Draper

  4. Types of Viruses • Boot Virus • Michelangelo, Stone Virus • Program Virus • Sunday, Cascade • Stealth Virus • Frodo, Joshi, Whale • Macro Virus • Word Concept

  5. Worms and Trojans • Independent reproducing programs • Travel across networks • E-mail, IM, Internet, File-sharing Network • Malicious program disguised or embedded within legit software • Useful software corrupted by a cracker • Standalone program masquerading as something else • Game or image file

  6. Most Notable Computer Viruses and Worms

  7. The Brain Virus • January 1986 in Pakistan • Brain Computer Services • Changes infected Disk’s Volume Label • First Computer Virus

  8. The Morris Worm • Robert Morris: Cornell U Ph.D. student • 1988 • Gauge Size of Internet • Computers were infected multiple times, each time slowing the computer more • 3 years of probation, 400 hours of community service, $10,050 fine. • Damage Estimated: $100,000-$10,000,000

  9. The Melissa Virus • David Smith, New Jersey in 1999 • MS Word document as attachment in email • Sent itself to the next 50 people in address book • Crashed Email Servers • Sentenced to 10 years, served 20 months. Fined $5,000

  10. ILOVEYOU Worm • 23 year old Filipino CS college student • 2000; • Email worm with subject “ILOVEYOU” • Sent itself to everyone in address book • Fastest and most damaging virus to date • Damage estimate: $15 Billion • No laws in Philippines

  11. Security Issues & Software

  12. Tips on avoiding viruses and worms • Install anti-virus software and update and use it regularly • Always have a backup system just in case you need to recover data that is lost • Never open email attachments with the file extensions VBS, SHS, or PIF. (They frequently contain viruses and worms) • Disconnect your network or modem cable when you’re not using your computer-or just power it down • When you receive e-mail advertisements or unsolicited e-mail, do not open attachments • Never accept attachments from strangers in online chat systems such as IRC, ICQ, or AOL Instant Messenger

  13. What is anti- virus software? • It is installed in your computer to protect against viruses • It scans each and every file that you download, receive via email or download onto your computer • These software programs contain 40,000- 100,000 “virus definitions” that are updated on a daily or as needed basis • There are many different types of anti- virus software

  14. Top 3 rated anti- virus software: • http://antivirus-software.6starreview.com/?Refer=GoAS&Keyword=anti%20virus&gclid=CJvBm92A4YgCFQR8VAodmkNcow • The Shield Pro • Norton • BitDefender

  15. The Shield Pro Highlights: • Great for the less computer savvy • Provides protection against viruses, hackers and privacy threats • Free technical support • When a virus is detected, you will have a patch within 2-3 hours and a fix for the virus within 5 hours • Cheap

  16. Norton Anti- Virus Highlights: • New and improved software that is easy and more simple • E- mail attachments are scanned for any potential hazards • Viruses, trojan horses, and worms will be detected and removed automatically • On-going protection keeps your computer protected from the latest Internet risks by automatically renewing your subscription at the regular subscription price, so you don't have to

  17. BitDefender Highlights: • Low system usage • Fast scans • Easy installation • Preset dates that you want your computer to be scanned • Once installed, it never makes itself noticed like many other virus scans

  18. When purchasing software: • You usually receive: • 1 year virus protection • If software is included with a new computer there is usually three to six months of anti- virus software put on the computer • Once that expires, it is up to the owner to purchase new software to protect the computer from potential hazards

More Related