This post is part of the “Backpacking Yosemite” Series. If you haven’t done so yet, please start reading the overview post: Backpacking Yosemite — A Photo Journal This is the first of a sequence of posts belonging to the “Backpacking Yosemite” series. It should give you an overview…medium.com The Welcome Plaza After exploring the Yosemite Valley yesterday, we packed our stuff, cleaned our campground and made us on our way towards the Mariposa Grove. …

Replacing hardware tokens with smartphones for frictionless access control — Right now, authentication at access control systems is usually done using NFC or RFID powered tokens. Employee badges, smartcards, keys — all proprietary devices that users need to carry around, are likely to lose and require user interaction. Luckily, we are approaching an epoch in which most people own smartphones…

This post is part of the “Backpacking Yosemite” Series. If you haven’t done so yet, please start reading the overview post: Backpacking Yosemite — A Photo Journal This is the first of a sequence of posts belonging to the “Backpacking Yosemite” series. It should give you an overview…medium.com Welcome to Yosemite Coming from the trail head of our last hike through the Stanislaus National Forest, we arrived in the Valley in the early afternoon.

This post is part of the “Backpacking Yosemite” Series. If you haven’t done so yet, please start reading the overview post: Backpacking Yosemite — A Photo Journal This is the first of a sequence of posts belonging to the “Backpacking Yosemite” series. It should give you an overview…medium.com So It Began… This was the first hike on our backpacking trip through Yosemite. Well, actually, this is not even Yosemite yet. The start of our trail is the middle of Forest…

This post is part of the “Backpacking Yosemite” Series. If you haven’t done so yet, please start reading the overview post: Backpacking Yosemite — A Photo Journal This is the first of a sequence of posts belonging to the “Backpacking Yosemite” series. It should give you an overview…medium.com Backpacks Let’s start with the essentials. I think no one of us had a very strong opinion for or against a certain brand. We all opted for over 65L backpacks…

This post is part of the “Backpacking Yosemite” Series. If you haven’t done so yet, please start reading the overview post: Backpacking Yosemite — A Photo Journal This is the first of a sequence of posts belonging to the “Backpacking Yosemite” series. It should give you an overview…medium.com Planning Ahead As mentioned in the intro to this series, I started planning our trip 9 months in advance. And that payed off. …

What? This is the first of a sequence of posts belonging to the “Backpacking Yosemite” series. It should give you an overview and serve as a table of contents. The series is more a journal than a travel guide book, but I’m sure you’ll find it useful when you’re planning to…

If you happen to have a spare Android device, you might as well use it as a webcam to stream a live video! No matter if you want to observe your apartment door or watch you plants growing, having a (wireless) camera can be useful in a lot of use-cases. …

Insights into how we measure the performance of BAuth, the new authentication method in development at neXenio in cooperation with the Bundesdruckerei and the Hasso Plattner Institute. If you haven’t heard of BAuth before, you may want to start with this overview post. As you might have guessed, the performance…