From PhysOrg:

Uber badges, once known as black badges, promise free lifetime admission to annual Def Con conferences and are coveted prizes sought by hackers

The Uber badge awarded to champion hackers at Def Con here in Las Vegas has a certain glow.

That’s because it’s radioactive.

Uber badges, once known as black badges, promise free lifetime admission to annual Def Con conferences and are coveted prizes sought by hackers who battle in contests ranging from computer network version of Capture The Flag to a complex puzzle challenge.

“It’s also bragging rights,” Ryan Clarke, creator of the mystery puzzle challenge and the uber badge told AFP at the 23rd annual Def Con, which ends on Sunday.

“I know people who have sought jobs by putting on their resume that they won a Def Con badge.”

Uber badge holders have elite status at the world’s largest and most infamous hacker gathering.

Each point on this year’s triangle-shaped Uber badge features a different form of radioactive material, according to Clarke. One corner is mounted with a Uranium doped marble.

A second corner has a small vial of tritium inside a crystal skull.

Given its nature, the tritium should glow softly for two decades, according to Clarke. Tritium has been used to illuminate watch face numbers and road signs.

A third corner of the badge contains radioactive material that Clarke said came from the place in New Mexico where the first was tested in 1945.

“The entire thing is mounted in…

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