Perhaps traditional in devices without a UI. My car's stereo (which is where the GPS/nav functions also live) has an epoch dropdown in the settings menu. I pre

Perhaps traditional in devices without a UI. My car's stereo (which is where the GPS/nav functions also live) has an epoch dropdown in the settings menu. I presume you're referencing https://users.ece.cmu.edu/~dbrumley/pdf/Nighswander%2520et%2520al._2012_GPS%2520software%2520attacks.pdf https://users.ece.cmu.edu/~dbrumley/pdf/Nighswander%2520et%2...