Blockchain / Recently Commented

Hackers Hijack DNS Server for Cyrptocurrency Wallet BlackWallet, Over $400K Stolen From Users

Unknown hackers (or hacker) have hijacked the DNS server for, a web-based wallet application for the Stellar Lumen cryptocurrency (XLM). more

Breaking the Mold: Reclassifying Over a Billion .XYZ Domains for Alternative Uses

Three years ago, my team and I launched .xyz with the mission of bringing competition, choice, and innovation on the internet. .xyz was probably the only domain extension that had no built-in meaning, included very few domains priced at a premium, and relied on low margins and high volume. We brought with it the message that .xyz was for every website, everywhere. And instead of targeting one vertical, we connected with the next generation of internet users... more

Blockchain of Things Goes Global at ITU-T Dubai Meeting

Today, one of the world's largest Internet companies, Alibaba, together with a compelling array of other providers, vendors, and government bodies for the first time called for a visionary multilateral technical and operational "framework for a Blockchain of Things." The exceptionally thorough and comprehensive 23-page document, SG20-C.008, was submitted into the upcoming ITU-T SG20 Internet of Things (IoT) Study Group meeting at Dubai, 13j23 March -- the first group gathering in the organization's new 2017-2020 study period. more

Are Blockchains the Most Expensive Database Ever Invented?

One of the oft-made claims about Bitcoin and its blockchain transaction ledger is that they make transactions really cheap, so you can pay someone anywhere in the world for free, or close to it. But when you look closer, is that really true? Not by a long shot. Bitcoin transactions are stored in a large shared database called the blockchain. more

Inside Bitcoins

Electronic money is not a new idea. The Electronic Fund Transfer Act was passed by the U.S. Congress and signed by President Jimmy Carter 35 years ago (1978). Other forms of electronic money include payment processors, direct deposit, and digital currencies such as Bitcoin. What distinguishes Bitcoin from other electronic money is that it is a cryptocurrency... Will Bitcoin replace the dollar, euro, yen, franc, kroner, et al? Possible, but most authorities seem to be saying it is doubtful. more

Liberty Reserve Now, Bitcoin Next?

The papers have been abuzz with the shutdown of Liberty Reserve, an online payments system, due to accusations of large scale money laundering via anonymous transactions. Many people have noted similarities between LR and Bitcoin and wonder whether Bitcoin is next. I doubt it, because with Bitcoin, nothing is anonymous. more

Hackers Use Tesla's Amazon Cloud Account to Mine Cryptocurrency

Tesla's cloud environment has been infiltrated by hackers and used to mine cryptocurrencies, researchers have discovered. Other victims include Aviva and Gemalto. more

U.S. Lawmakers Moving to Consider New Rules Imposing Stricter Federal Oversight on Cryptocurrencies

Reuters reports today that several top lawmakers have revealed a "bipartisan momentum is growing in the Senate and House of Representatives for action to address the risks posed by virtual currencies to investors and the financial system." more

A Brooklyn Bitcoin Mining Operation is Causing Interference to T-Mobile's Broadband Network

The Federal Communications Commission on Thursday sent a letter to an individual in Brooklyn, New York, alleging that a device in the individual's residence used to mine Bitcoin is generating spurious radiofrequency emissions, causing interference to a portion of T-Mobile's mobile telephone and broadband network. more

Why Is It So Hard to Run a Bitcoin Exchange?

One of the chronic features of the Bitcoin landscape is that Bitcoin exchanges screw up and fail, starting with Mt. Gox. There's nothing conceptually very hard about running an exchange, so what's the problem? The first problem is that Bitcoin and other blockchains are by design completely unforgiving. If there is a bug in your software which lets people steal coins, too bad, nothing to be done. more

UK's Government Websites Infected by Cryptocurrency Mining Malware

Thousands of websites are reported to have been infected by malware over the weekend forcing visitors' computers to mine cryptocurrency while using the sites. more

IDC Predicts Blockchain Spending in the Middle East and Africa to More than Double in 2018

Spending on blockchain solutions in the Middle East and Africa (MEA) will more than double this year, according to the latest insights from International Data Corporation. more

Bitcoin Domain Names Become Popular - and Attract Disputes

Cryptocurrencies (such as Bitcoin) are all the rage -- so, naturally, related domain name disputes are, too. The wild fluctuations in cryptocurrency prices (Bitcoin hit a low of close to $6,000 this week, after reaching an all-time high of more than $19,000 only two months ago, and less than $1,000 a year ago) have attracted speculators, regulators and now even cybersquatters. more

Cryptocurrency Mining Attacks for the First Time Detected on Industrial Control Systems

A water utility in Europe was compromised by cryptocurrency malware mining attack; the attack is the first public discovery of an unauthorized cryptocurrency miner impacting industrial controls systems. more

Thailand has Become the World's Leading Hotspot for Cryptocurrency Mining Malware

New research indicates Thailand as being the world's number one hotspot for cryptocurrency mining malware. more