Personal Identification Numbers (or PINs) are a part of modern life. Using an ATM, a debit card at the store, and unlocking your phone all use PINs. So, do you need a good one? Heck yeah you do! Not just for protecting your stuff, but legally as well! Passwords! – Part 2 https://www.thebalance.com/pin-number-definition-and-explanation-315344 https://www.inc.com/will-yakowicz/why-biometrics-are-bad-for-your-constitutional-rights.html https://www.theverge.com/2017/9/12/16298192/apple-iphone-face-id-legal-security-fifth-amendment https://arstechnica.com/tech-policy/2017/01/court-rules-against-man-who-was-forced-to-fingerprint-unlock-his-phone/