Category Archives: cryptocurrency

Side-Channel Attack Shows Vulnerabilities of Cryptocurrency Wallets

What’s in your crypto wallet? The simple answer should be fat stacks of Bitcoin or Ethereum and little more. But if you use a hardware cryptocurrency wallet, you may be carrying around a bit fat vulnerability, too.

At the 35C3 conference last year, [Thomas Roth], [Josh Datko], and [Dmitry Nedospasov] …read more

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Posted in cryptocurrency, exploit, HackRF, machine learning, RF, SCA, sdr, side channel attack, tensorflow, wallet | Leave a comment

Space Age Bitcoin Mining on an Apollo AGC

Imagine you’ve got an Apollo Guidance Computer, the machine that took men to the Moon 50 years ago. You’ve spent ages restoring it, and now it’s the only working AGC on the planet. It’s not as though you’re going to fly to the Moon with it, so what do you …read more

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Posted in agc, apollo, Apollo Guidance Computer, bitcoin, bitcoin mining, classic hacks, cryptocurrency, DSKY, hash, space | Leave a comment

Now That’s What I Call Crypto: 10 Years of The Best of Bitcoin

On January 3rd, 2009, the Genesis Block was created. This was the first entry on the Bitcoin blockchain. Because of the nature of Bitcoin, all transactions lead back to this block. This is where Bitcoin began, almost exactly ten years ago.

The Genesis Block was created by Satoshi, a person or persons we know nothing about. In the decade since, we’ve seen the astonishing rise and meteoric descent of Bitcoin, and then it happened again after the bubble was re-inflated.

Due to the nature of Bitcoins, blockchains, and ledgers, the entire history of Bitcoin has been recorded. Every coin spent …read more

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Posted in bitcoin, cryptocurrency, dogecoin, Featured, history, Interest, silk road | Leave a comment