Last week, Privacy Commissioner of Canada Jennifer Stoddart released the results of a disturbing new study conducted by her office that found many leading websites “leaking” personal information. My weekly technology law column (Toronto Star version, homepage version) notes the study, which came on the heels of similar findings by researchers in the United States, found that one in every four websites examined suffered from privacy leaks that included disclosing names, email addresses, postal codes, and location data to third party advertisers (in the interests of full disclosure, I am a member of the Stoddart’s external advisory board).

The study only covered 25 of the most popular e-commerce and media websites in Canada, suggesting that many more organizations may be violating Canadian privacy law by failing to adequately safeguard the personal information they collect and providing users with insufficient information about how their data is used and disclosed.

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