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In earlier times, the available discarded data included printed manuals and design records. In a famous case, a student discovered some discarded manuals for a telephone system ordering / shipping system and was able to build a business selling 'surplus' gear ordered from the telephone company as though for an internal company department. Today, files, letters, memos, photographs, IDs, Password s, Credit Card s, and more can be found in dumpsters. Many people do not consider that sensitive information on items they discarded may be recovered. Such information, when recovered, is sometimes usable for Fraudulent purposes (see also " Identity Theft " and Physical Information Security ) Two MIT students purchrased a large number of obsolete computers at yard sales and the like and found everything from credit card information to tax return data. They published a paper, Remembrance of Things Past, documenting their discoveries. Supposedly, information diving was more common in the 1980s due to lax security; when businesses became aware of the need for increased security in the early 1990s , sensitive documents were Shredded before being placed in dumpsters. There is still considerable Internet activity on the subject of dumpster diving, so it is unlikely to have stopped with the widespread introduction of document shredding. Security mythology has it that curious Hacker s or malicious Cracker s commonly use this technique, but this may be an Urban Legend as Social Engineering is often easier. Dumpster diving is commonly practiced by "'s trash may contain information about assets that can then be more-readily located for levying. SEE ALSO |
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