1 / 15

SPYWARE

SPYWARE. 2005-06 Computer Applications L6D, LAM Siu Fai (18). Approximately 90% of all computers worldwide that use the Internet have been -----or currently are----- infected with spyware. Adware Vs. spyware. Password. Account name. Adware Vs. spyware. Symptoms of Spyware Infection.

mahala
Download Presentation

SPYWARE

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. SPYWARE 2005-06 Computer Applications L6D, LAM Siu Fai (18)

  2. Approximately 90% of all computers worldwide that use the Internet have been -----or currently are----- infected with spyware.

  3. Adware Vs. spyware

  4. Password Account name Adware Vs. spyware

  5. Symptoms of Spyware Infection • Soooo slow • start up / shut down • programs • mouse response

  6. Symptoms of Spyware Infection • Pesky pop-ups • large quantity of pop-up advertisements

  7. Symptoms of Spyware Infection • Home page hijack • ‘home page’ changed without users’ notice • New bookmarks • new web links are added to computer • Unusual icons • strange shortcuts

  8. Symptoms of Spyware Infection • Automatic redialing • connect to the Internet via dial-up connection • Abnormal activity • send/receive large amount of data • Uninvited toolbars • strange toolbars have been added

  9. How does spyware infect a computer? • Internet advertisement • File-sharing software • Pirated software • Fake spyware-removal programs • E-mail attachments • Hackers

  10. What does spyware do? • Installation of ‘keystroke logging’ program • Hijack internet browser / homepage • Track Internet-surfing habits • Hogs system’s memory, CPU cycles & Internet bandwidth • Creates its own files, cookies, DDLs, registry key…

  11. If you think your computer is infected with spyware • Don’t take chances! • Scan and remove them immediately • Steps • download 2 spyware-removal programs • install and update separately • scan the entire computer • remove or quarantine the found spyware • repeat with another program

  12. Anti-spyware programs • 2 types: • reactive programs can remove spyware that already lurks on the computer • proactive programs can prevent entry of spyware by using a virtual shield

  13. Reactive anti-spyware programs • Ad-Aware free version • www.lavasoftusa.com • Spybot search and destroy • www.safer-networking.org

  14. Proactive anti-spyware programs • spy sweeper • www.webroot.com • etrust pestpatrol • www.ca.com • McAfee antispyware • www.mcafee.com

  15. Be a smart user!

More Related