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Device fingerprinting, or collecting digital identifiers from computers, cellphones and TV set-top boxes, is emerging as the latest tool for companies who sell the information to advertisers willing to pay for granular data about people’s interests and activities.
Read the 12th installment in the Journal’s series on Internet privacy.
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https://online.wsj.com/article/SB10001424052748704679204575646704100959546.html?mod=djemalertNEWS
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