A kind hacker a few days ago used a vulneralibility in the software in oline purses Blockchain and had withdrawn 255 BTC, and now he returned the stolen funds. It is a worthy deed worthy person, even wished to continue to remain anonymous.
User of BitcoinTalk forums under the name johoe wrote that on December 8 several hundred addresses affected by a bug in the software. "I took it upon myself to save some money with these purses before they will be devastated by others. If you can convince me that the money belongs to you (not enough to sign a message, because the private keys have been compromised), then I'll give money, "- he said.
In addition, the hacker published in 1019 addresses Bitcoin, affected by the vulnerability.
The company itself Blockchain immediately recognized that the generation of secret keys vulnerable started due to an error-house programmers who December 8, 2014 have a bug in the system during the upgrade. Thereafter, the random number generator operates in such a way that the private key could generate anyone who knows the associated public key.
The problem there was only 2.5 hours, and it suffered from only 0.0002% of the users of the service.
Later, the company even promised to compensate all victims, so that the act beloshlyapochnika became just an added bonus.
Source: xaker.ru
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