February 19th The 8th version of Bitcoin Client appears. February 28th Bitcoin exchange rate surpasses 31.91 USD for the first time for the last 601 days. March In March the bitcoin transaction log called the blockchain temporarily split into two independent chains with differing rules on how transactions were accepted. Gox exchange briefly halted bitcoin deposits and cryptocurrency the exchange rate briefly dipped by 23% to $37 as the event occurred in the US, the Financial Crimes Enforcement Network (FinCEN) established regulatory guidelines for "decentralized virtual currencies" such as bitcoin, classifying American "bitcoin
miners" who sell their generated bitcoins as Money Service Businesses (or MSBs), that may be subject to registration and other legal obligations. The Internet Archive announced that it was ready to accept donations as bitcoins and that it intends to give employees the option to receive portions of their salaries in bitcoin currency. For six hours two bitcoin
networks operated at the same time, each with its own version of the transaction history. January 22nd BitPay surpasses 10,000 transactions February The bitcoin-based payment processor Coinbase reported selling US $1 million worth of bitcoins in a single month at over $22 per bitcoin. March 28th Bitcoin capitalization surpasses 1 billion USD. April 1st Exchange rate of Bitcoin reaches 100 USD to 1 BTC. Bitcoin gained greater recognition when services such as OkCupid and Foodler began accepting it for payment. resulting in the bitcoin exchange rate dropping from $266 to $76 before returning to $160 within six hours. May WebMoney announces creation of a new type of cash-box intended for operations with bitcoins. May 15th the US authorities seized accounts associated with Mt. June 23rd It was reported that the US Drug Enforcement Administration listed 11.02 bitcoins as a seized asset in a United States Department of Justice seizure notice pursuant to 21 U.S.C. May 17th It was reported that BitInstant processed approximately 30 percent of the money going into and out of bitcoin, and in April alone facilitated 30,000 transactions. Gox after discovering that it had not registered as a money transmitter with FinCEN in the US. The core developers called for a temporary halt to transactions, sparking a sharp sell-off. August 6th Federal Judge Amos Mazzant of the Eastern District of Texas of the Fifth Circuit ruled that bitcoins are "a currency or a form of money" (specifically securities as defined by Federal Securities Laws), and as such were subject to the court's jurisdiction, and Germany's Finance Ministry subsumed bitcoins under the term "unit of account" – a financial instrument – though not as e-money or BNB a functional currency, a classification nonetheless having legal and tax implications. According to Vitalik Buterin, a writer for Bitcoin Magazine, "bitcoin's fate in Thailand may give the electronic currency more credibility in some circles", but he was concerned it didn't bode well for bitcoin in China. July A historical project began in Kenya linking bitcoin with M-Pesa, a popular mobile payments system, in an experiment designed to spur innovative payments in Africa. October 29th Robocoin and Bitcoiniacs launched the world's first Bitcoin ATM in Vancouver, British Columbia, Canada, allowing clients to sell or purchase bitcoin currency at a downtown coffee shop. It is the first time a government agency has claimed to have seized bitcoin. November The first time in the history, Bitcoin costs over 1000 USD after BTC is supported by American game creator Zynga. Chinese internet giant Baidu had allowed clients of website security services to pay with bitcoins. November The University of Nicosia announced that it would be accepting bitcoin as payment for tuition fees, with the university's chief financial officer calling it the "gold of tomorrow". Gox and the Europe-based Bitstamp to become the largest bitcoin trading exchange by trade volume. December Overstock.com announced plans to accept Bitcoin in the second half of 2014. During the same month the Foreign Exchange Administration and Policy Department in Thailand stated that bitcoin lacks any legal framework and would therefore be illegal, which effectively banned trading on bitcoin exchanges in the country. October the FBI seized roughly 26,000 BTC from website Silk Road during the arrest of alleged owner Ross William Ulbricht. December 9th 100 USD are stolen from bitcoin wallets. During the November 2013, the China-based bitcoin exchange BTC China overtook the Japan-based Mt. December 5th the People's Bank of China prohibited Chinese financial institutions from using bitcoins. After the announcement, the Bitcoin value dropped, and Baidu no longer accepted bitcoins for certain services. December China banned the use of cryptocurrency in the country. Buying real-world goods with any virtual currency has been illegal in China since at least 2009. Behind China, Norway did not recognize bitcoins.
One of the largest exchanges in the world BTC China was closed.