COOKIES.

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Presentation transcript:

COOKIES

INTERNET COOKIES What are they Where are they found What should you do about them

INTERNET COOKIES MISCONCEPTION A SMALL PROGRAM SEARCHES FOR PERSONAL INFORMATION CAN HARM YOUR COMPUTER IDENTIFIES YOU TO BUISINESSES

INTERNET COOKIES ACTUAL DEFINITION Short pieces of data used by web servers to help identify web users Placed on your hard drive by server Identifies your IP address during your visit Helpful on shopping sites

INTERNET COOKIES WEB BROWSER REQUESTS A FILE FROM A SERVER IF NO COOKIE, SERVER ISSUES ONE COOKIE IS SENT TO SERVER- IF ALREADY EXISTENT SERVER READS COOKIE AND SENDS IT BACK WITH UPDATE

INTERNET COOKIES COOKIE EXPIRATION NO EXPIRATION DATE PERSISTENT

INTERNET COOKIES WHO CAN SEE THE COOKIES? Only the server that put the cookie on your hard drive. Larger sites can set a domain attribute for other servers in the same subdomain

INTERNET COOKIES WHAT INFO CAN COOKIES RETURN? IP ADDRESS YOUR TYPE OF BROWSER OPERATING SYSTEM NUMBER OF VISITS TO WEB SITE VOLUNTEERED INFORMATION

INTERNET COOKIES SHOPPING COOKIES IDENTIFIES YOU WITH A NUMBER KEEPS TRACK OF YOUR SHOPPING CART AT CHECK OUT - IT LISTS YOUR SELECTIONS

INTERNET COOKIES WHY A BAD REPUTATION FOR COOKIES?? WHEN USED AS A TRACKING DEVICE CAN SEE WHAT WEB PAGES YOU VISIT, HOW OFTEN, AND HOW LONG CLICKING ON AD BANNERS USED TO INFER YOUR INTERESTS

INTERNET COOKIES THE IMFAMOUS DOUBLECLICK LARGE PROVIDER WITH AD BANNERS ON MANY SITES COOKIES ARE VISBILE ON MULTIPLE SITES FOR TRACKING CAN SEE SEARCH STRINGS YOU TYPE INTO SEARCH ENGINES FORMS RICH PROFILES OF USERS THREATENED TO PERSONALIZE

INTERNET COOKIES WHERE ARE THESE COOKIES ON YOUR HARD DRIVE?? DEPENDS ON WEB BROWSER C:\WINDOWS\COOKIES C:\WINDOWS\PROFILES\COOKIES DIRECTORIES IN NT OR WINNT

INTERNET COOKIES WHAT TO DO ABOUT THEM IN BROWSER TOOLS\INTERNET OPTIONS\TEMPORARY INTERNET FILES-- DELETE THEM IN C:\WINDOWS\COOKIES, SELECTIVELY DELETE THEM

INTERNET COOKIES MANAGE COOKIES FROM BROWSER TOOLS\INTERNET OPTIONS\PRIVACY\ADVANCED PROMT BEFORE ACCEPTING OR BLOCK REMEMBER SOME SITES REQUIRE COOKIES FOR ACCESS!!

INTERNET COOKIES MANY COOKIE TOOLS TO MANAGE COOKIES WITH AD-AWARE WILL FIND ALL SPYWARE AND TRACKING COOKIES http://www.lavasoft.de/software/adaware/ WWW.COOKIECENTRAL.COM/FILES.HTM WWW.GUIDESCOPE.COM/HOME/

INTERNET COOKIES P3P- PRIVACY PREFRENCES PROJECT EMERGING INDUSTRY STANDARD FOR USERS TO GAIN MORE CONTROL OVER THEIR PRIVATE INFORMATION IN IE 6.0 IT READS THE PRIVACY POLICY ON WEB SITES AND ALLOWS YOU TO SET YOUR TOLERANCE.