How does my phone do that?

Tech Talk #60 – Sep. 16, 2017   How does my phone do that? Sure, your smartphone can count your steps, show you which way is north, and point out your location on a map, but how does it do that?   Sensors.   Your smartphone is a sleek slab of plastic, aluminum, and glass that’s packed with sensors. Here are some of the sensors in your phone and what they do.   Accelerometer. An

Passwords – the bad news and the good news

Tech Talk #59 – Sep. 2, 2017   Passwords - the bad news and the good news   First, the bad news.   Back in 2003, Bill Burr, a manager at the National Institute of Standards and Technology (NIST), wrote a paper about computer passwords that eventually became the password mess we find ourselves in today. Burr’s eight-page password recommendation document, titled NIST Special Publication 800-63. Appendix A advised people to use irregular capitalization, special