Biometrics information should be kept confidential because it is peculiar to each person and can never be changed.
Deployment of biometrics authentiation for planning analyses, especially as in surveillance camera system which captures and analyzes human face automatically without prior permission, should be carefully considered.
Please find the attached link for related article. In Osaka Japan, planned monitoring human mobility by surveillance cameras with facial recognition and big data analysis was postponed by civic group's request.
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