It's 2016 (almost 2017) why is the time off on your system clocks? It became apparent to me that there are some folks out there that do not realize their clocks are off for a reason. My Twitter buddy Julia Evans recently made a graphic about distributed systems that mentioned clock issues and it made me really sad.
Photo Credit: Julia Evans
We had a saying when I was in the Air Force, "Timing is everything." We lugged around GPS receivers that hooked up to our bulk and circuit encryption devices so that they would have accurate, consistent time with other encryption devices around the world.
The same theory still exists in modern encryption tools today. Set your clock to some arbitrary time and try to go to an HTTPS site. You might run into some issues.
The problem of