When law enforcement argues it needs a “backdoor” into encryption services, the counterargument has typically been that it would be impossible to limit such access to one person or organization. If you leave a key under the doormat, a seminal 2015 paper argues, a burglar eventually find its. And now recent events suggest an even simpler rebuttal: Why entrust a key to someone who gets robbed frequently? This aptly describe US intelligence services of late.

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