Controversy Around Bitcoin Elliptic Curve

So many times we have learned about cryptography and security the hard way. One of the key problems is ignoring the advice and warnings, which are plainly written in the current crypto literature. This without the slightest ambiguity, so that there is very little doubt about what a reasonable and professional security practice is. The Story …

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How to Lose Your Bitcoins with Bitcoin Core Client

The answer is: just accept to receive a regular payment with bitcoin core client v0.9.2.1. All your bitcoins may be lost!  Here are the facts. Today we have done  the following experience. I had my client synchronized and running on my laptop, then suddenly it hanged and I had to reboot it. Just few minutes before …

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Bitmine.CH

A Swiss Champion of Empty Promises The Swiss company Bitmine.CH has an appalling track record. They sell miners for cash, they sell hosting plans,  they produce their ASIC and they are mining themselves in Iceland. However all this was funded with customer money obtained on repeated empty promises. They have let down a lot of customers, …

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ButterFly Labs Shut Down

The Federal Trade Commission (FTC) have on 18 September 2014 ordered to suspend the activities of ButterFly Labs. Some details: They have taken between 20 and 50 million dollars in pre-orders. Took orders starting June 2012, by September 2013 more than 20,000 customers still not received their orders. Reportedly they have not delivered for 12 months …

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