The Hacker News - Cybersecurity News and Analysis: Blockchain

The Famous Internet entrepreneur and former hacker Kim Dotcom , who introduced legendary Megaupload and MEGA file sharing services to the World, has came up with another crazy idea — To start his very own Internet that uses the "blockchain". Just last month, Kim Dotcom, a German millionaire formerly known as Kim Schmitz , launched the public beta of its end-to-end encrypted video and audio chat service called " MegaChat ", which it says gives better protection than alternatives such as Skype and Google Hangouts. Now, his latest series of tweets referred to Kim Dotcom's supposed " MegaNet " which, he believes, would be immune to the global mass surveillance conducted by governments or corporations and would not be based on IP addresses. MegaNet would be a decentralized, non-IP based network in which the blockchain used by Bitcoin will play an " important role ". Decentralizing the Internet means to take the power of the Web

If you are dealing in cryptocurrency Bitcoin and have Microsoft's Security Essentials (MSE) installed on your system, then you could be infected by a virus called " DOS/STONED " from the Bitcoin BlockChain. With a number of high-profile cases of fraud, theft, and technical incompetence against the bitcoins, it seems like cyber criminals are looking to scam unsuspecting customers. Blockchain is Bitcoin's most popular bitcoin wallet and block explorer. It is a central part of the Bitcoin system that includes a log file in which all bitcoin transactions are recorded. It stores the wallet data in encrypted form and runs on privately owned dedicated hardware. In an discussion on the Microsoft discussion boards, a user go by the name ' edc678 ' claimed that  Microsoft's Security Essentials  is showing alerts of the signature of the STONED virus in the Bitcoin BlockChain, which could only allow an attacker to write small chunk of text to accomp

Sheep Marketplace , one of the leading anonymous websites, after Silk Road 's closure by U.S. Prosecutors, allegedly selling drugs, has gone offline claiming it was robbed of $6 million worth of Bitcoins . Like Silk Road , Sheep Marketplace was a Deep Web site accessible via the Tor network and quickly grew into a replacement of other popular underground Bazaars. Weeks ago, the Administrator of the Sheep Marketplace announced that withdrawals  from online Wallet would be closed for a few hours as a new feature was being implemented, however deposits were still allowed. Recently, The market's administration left a short message for users, which reads: We are sorry to say, but we were robbed on Saturday 11/21/2013 by vendor EBOOK101. This vendor found a bug in the system and stole 5400 BTC – your money, our provisions, all was stolen. We were trying to resolve this problem, but we were not successful. We are sorry for your problems and inconvenience, all of the current BTC will be di