> Rather than constitutional protections, I think the more likely successful path would be a stronger IT security, cybersecurity regulations and data protection, so that governments and companies carry a larger risk by accessing private data. A scanner that carry a high rate of false positives should be a liability nightmare, not an opportunity for firms to sell a false promise to politicians.

Technological means are forever vulnerable to social means. Governments can compel what technology prohibits. Technology won't stop politicians from passing legislation to ban privacy.