Bitcoin


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'Good Samaritan' Blockchain Hacker Who Returned 267 BTC Speaks Out

A researcher who swept (and returned) 267 BTC from Blockchain wallets has told CoinDesk how and why he did it.

code

Markets

Ledger Launches USB Bitcoin Wallet With 'Bank-Grade' Security

Three French startups that have teamed up to produce a hardware wallet they say is almost immune to hacking attacks.

Ledger wallet boxed

Markets

Uncertainty Builds as Alpha Technology Misses Another Shipping Deadline

Alpha Technology, which took deposits for its litecoin ASIC miners in January, has been investigated by Manchester police.

Alpha Technology

Markets

Hacker Returns 225 BTC Taken from Blockchain Wallets

A 'white-hat' hacker who was able to take 255 BTC from Blockchain users' wallets following a security flaw earlier this week has returned the funds.

hacker hands

Markets

BitFury CEO: We're Not a Bitcoin Mining Company

BitFury CEO Valery Vavilov speaks to CoinDesk about the company's larger goals, the structure of its operations and its role in the bitcoin ecosystem.

Valery Vavilov

Markets

LibertyX Brings Bitcoin Buying to 2,500 US Retail Stores

Liberty Teller has officially rebranded as LibertyX and expanded its network with 2,500 new bitcoin buying locations in 33 US states.

checkout, point of sale

Markets

Bitcoin Price Decline Sparks Rare Mining Difficulty Drop

Following a period of stagnant pricing, bitcoin mining difficulty has decreased for the first time in two years.

price decline

Markets

BTC China's New Pool Mines 3,325 BTC in Five Weeks

BTC China's recently launched mining pool has already produced over $1.2m-worth of bitcoin, the company says.

Bitcoins

Markets

Spondoolies-Tech CEO Talks New ASICs and a 'Blockchain Lottery' Device

Spondoolies CEO Guy Corem talks to CoinDesk about two of the firm's upcoming mining chips and its novel 'blockchain lottery' device.

silicon-wafer-shutterstock

Markets

The Blockchain Application Stack

The blockchain could very well change the infrastructure of the Internet. Here's what the new Internet could look like in 10 years.

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