ad data

It's no secret that advertisers and other groups buy and sell data about people's Internet use. But a new report says the information is far more detailed and specific than realized. The Irish Council for Civil Liberties (ICCL) says it's much easier ... than people realized to identify specific individuals, in some cases threatening national security. The data isn't hacked or stolen, but rather made available to people bidding for online advertising slots and trying to reach a particular auction. The basics of how this work are well known. Legitimate online businesses track users online but don't ... (view more)