Proximity-card cloning

Link: Proximity-card cloning

Turns out those HID, etc. RFID-based proximity cards aren’t quite as secure as your employer thinks they are. $30 will build you a cloner. Add a bit more, and you can read and clone cards from a couple of feet away.

Feel safe yet?

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CES: The Missing Protocol

Link: CES: The Missing Protocol

Jean-Louis Gassée on what’s missing from electronic devices today: the ability to talk back. I think he’s absolutely right:

This being the Consumer Electronics Show, we’ll see a flood of new and improved entertainment devices, TVs, home theaters systems, security cameras and other home control products. All of which have a terrible time talking to one another and being centrally controlled, or even simply controlled.

Why can’t TVs, receivers and DVD players answer questions? Some devices have Ethernet or even WiFi connections and they all contain one or more micro-controllers, but they still resist interrogation. How hard would it be to program a device to provide some feedback?

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Keynote ProTip: Two Start Slides

Link: Keynote ProTip: Two Start Slides

From Tim Bray (read the rest, too):

The time starts counting when you hit “next slide" for the first time; not when you hit “Play" on the slide show. Now, in many cases, when the audience comes into the room, you want to have your title slide showing so they know they’re in the right room.

Thus the recommendation. So you walk up to the podium, hit “Next Slide" and because there are two copies of the title, the screen doesn’t change, but the time clock starts counting.

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