TipperCoin is attempting to combine two concepts that have faced strong headwinds in the past year: digital currency and Twitter-based payments.

Bitcoin may get the most attention, but several merchants are beginning to accept a digital currency called Litecoin, the second largest digital currency by market capitalization.

The Monetary Authority of Singapore (MAS), the country's central bank, has decided not to interfere with transactions made in the digital currency.

The Armory Bitcoin Wallet, a security and payments application, has changed its technology to require less computer memory – but it's still a product for power users

The Bitcoin community has long dealt with wild fluctuations in the digital currency's value, and as the digital currency has surged to several hundred dollars per bitcoin, more consumers and merchants are adopting the digital currency.

The spread of Bitcoins is now prompting regulators in Scandinavia to draft new rules in an effort to prevent virtual money from slipping into a legal gray zone.

Chinese central bank officials told third-party payment service providers to stop offering clearing services to online Bitcoin exchanges, according to China Business News, which is affiliated with the Shanghai government.

Many companies are already looking past the mobile phone to find the next high-tech payment device. A few companies are also equipping fashion items with Near Field Communication chips and other technology that can be repurposed by the payments industry.

Bitcoin enthusiasts are expressing confusion and surprise after Casascius Coin, which encodes a digital bitcoins onto physical coins, halted operations after receiving notification from the Financial Crimes Enforcement Network that it is subject to the department's oversight.

Coinbase Inc., a provider of online Bitcoin accounts and transaction services, raised $25 million in funding led by Andreessen Horowitz.

The several wearable computing rings being developed have been well-received, but the small devices could have hardware limitations that keep them from widespread use as a payments tool.

JPMorgan Chase's recently published patent application for a free online payment system offers some hints about the bank's future payment plans.

State financial regulators have received few applications for licensing Bitcoin businesses even as they've handled many inquiries about them, according to David Cotney, the commissioner of banks in Massachusetts.

The exchange rate of Bitcoin briefly pushed past $1,000 as more people took interest in the digital currency, but many mainstream consumers remain concerned about the persistent security issues surrounding Bitcoin companies.

BtcQuick, a Bitcoin exchange, has deployed miiCard's identity verification service to comply with Know Your Customer and Anti-Money Laundering requirements and help deter fraud risk.

Entertainment and mobile technology company Pimovi has released CamFusion, a mobile app that enables in-app payments for content accessed by wearable computing.

China's central bank barred financial institutions from handling Bitcoin transactions, moving to regulate the virtual currency after an 89-fold jump in its value sparked a surge of investor interest in the country.

While Bitcoin sometimes gets a bad rap with law enforcement officials, the police chief of Vicco, Ky. will begin getting his salary in the digital currency.

Coinplug, a startup Bitcoin merchant services and trading platform being developed for the Korean market, has received $400,000 in funding from Cupertino, Calif.-based Silverblue Inc.

BTC China, the nation's largest Bitcoin exchange, has had low-level discussions with regulators seeking recognition of the digital currency that would allow it to be used to buy goods and services in the country.