Introducing P4: Private Periodic Payment Protocol
Least Authority has recently designed a protocol called the Private Periodic Payment Protocol, or P4, which aims to define the way in which subscription services can be funded using end-to-end private cryptocurrency payments. P4 incorporates the use of Zcash shielded transactions for private payments and leverages the Tor anonymity network’s onion services to radically …
Digital exchange loses $137 million as founder takes passwords to the grave
Enlarge (credit: Jakub T. Jankiewicz / Flickr) A cryptocurrency exchange in Canada has lost control of at least $137 million of its customers’ assets following the sudden death of its founder, who was the only person known to have access the the offline wallet that stored the digital coins. British Columbia-based QuadrigaCX is unable to access most or all of another $53 …
Despite Bitcoin’s Dive, a Former Soviet Republic Is Still Betting Big on It
Tax breaks, land deals and cheap energy have spurred cryptocurrency mining in Georgia, which wants to be a digital data leader.
Bitmain Bets on Computing Power-Sharing Platform BitDeer to Save Itself
From a failed IPO attempt to massive layoffs and shutting down many mining operations, China-based cryptocurrency mining giant Bitmain experienced difficult times during the second half of 2018 which witnessed the crypto market downturn. The Beijing-headquartered company now seems to bet on a new initiative— a computing power-sharing platform—to shore up its struggling mining …
New Attack Against Electrum Bitcoin Wallets
This is clever: How the attack works: Attacker added tens of malicious servers to the Electrum wallet network. Users of legitimate Electrum wallets initiate a Bitcoin transaction. If the transaction reaches one of the malicious servers, these servers reply with an error message that urges users to download a wallet app update from a malicious website (GitHub repo).User …
Overcoming ShapeShift’s Crypto Winter and the Path Ahead
A note from Erik Voorhees, Founder & CEOOriginally published over on the ShapeShift blog.The latest crypto winter is upon us, and today ShapeShift felt the bitter frost.Today, we let 37 employees go, reducing the size of our team by a third. It’s a deep and painful reduction, mirrored across many crypto companies in this latest bear market cycle.Crypto, like the moon we …
Cryptocurrency Wallet Hacks Spark Dustup
Cryptocurrency wallets Trezor and Ledger are vulnerable to a number of different type attacks, researchers say.
Almost $500,000 in Ethereum Classic coin stolen by forking its blockchain
Enlarge (credit: ethereumclassic.org) Attackers have stolen almost $500,000 worth of the Ethereum Classic digital currency by carrying out a compute-intensive hack that rewrote its blockchain, officials with Coinbase, one of the leading crypto currency exchanges, said on Monday. The heist was the result of carrying out what's known as a rollback attack, which allowed the …
As Bitcoin sinks, industry startups are forced to cut back
Around this time last year, the price of Bitcoin hit an all-time high of nearly $20,000. Cryptocurrency enthusiasts everywhere boasted about the wealth 2018 would bring, initial coin offerings exploded and startups continued to pull in record amounts of venture capital. Fast-forward one year: Bitcoin is down 75 percent to a meager $3,700, sinking as quickly as its meteoric …
Machine learning identifies cryptocurrency scams before they happen
Pump-and-dump schemes have become increasingly common in cryptocurrency markets. Now security researchers have learned how to spot them in advance.
Announcing Interstellar
Lightyear has acquired Chain and is now called InterstellarFOR IMMEDIATE RELEASEChain Merges with Lightyear, Goes All-In on StellarCombined company, to be called Interstellar, will help organizations build on the Stellar Network; Stellar Development Foundation to remain independentSAN FRANCISCO, September 10, 2018 — Chain, Inc. (“Chain”) today announced it has been acquired by …
A glimpse into the dark underbelly of cryptocurrency markets
In this post I’ll investigate the key drivers of the unrelenting cryptocurrency/cryptoasset markets, and explain why they aren’t likely to go away soon. In particular, I will focus on the incentives which cause rankings sites to uncritically include junk exchange volume in their data.The major stakeholders in this market are exchanges (naturally), altcoin/cryptocurrency/fork …
eCash Founder David Chaum Makes Bold Promises with Elixxir Blockchain
Over 30 years after creating eCash, a predecessor of bitcoin and other cryptocurrencies which spawned the Cypherpunk movement of the 1980s, Dr. David Chaum is back in the public eye with a claim of having invented “the world’s fastest cryptocurrency.”Chaum is widely regarded as the forefather of cryptocurrencies and the wider world of cryptographic security and online privacy …
Excellent article from @mwilcox "Fundamental Misconceptions" about the nature of Bitcoin and the security of the blockchain. It's long but the ideas are fundamental. markwilcox.com/articles/03/ He liked my video too!
Daniel [email protected] Excellent article from @mwilcox "Fundamental Misconceptions" about the nature of Bitcoin and the security of the blockchain. It's long but the ideas are fundamental. markwilcox.com/articles/03/ He liked my video too!
Reflecting on Time Well-Spent at LedgerX
I will soon be leaving LedgerX. I wanted to take a moment and reflect on my experiences and lessons learned from working at LedgerX, the first CFTC-regulated digital currency clearinghouse and options exchange.I joined LedgerX four years ago in 2014 to help build out the technology stack and its interaction with the Bitcoin system. Since that time, Bitcoin has grown in leaps …
Bitcoin: Past and Future
By Murad Mahmudov and Adam Taché.ForewordThis is a follow-up to The Many Faces of Bitcoin, which discussed four schools of thought of Bitcoin. This article will analyze these perspectives by discussing trade-offs, philosophical divides within the community, and expected behaviors of the proposed systems.IndexBitcoin as MoneyRoles of Full Nodes & Miners in Bitcoin & …
The Many Faces of Bitcoin
By Murad Mahmudov and Adam Taché.To nocoiners, gold-bugs, and Keynesians, the cryptocurrency space is best seen as a parasite infecting millennials with technobabble, forcing them to spout economic gibberish, and sucking them into believing the pipedream that a crypto-anarchist society could exist. To believers in the technology, cryptocurrencies represent an escape from the …
Zcash: life on the crypto roller coaster
Suppressed in Japan. Championed in New York. Accused of betraying the billion-dollar community he created with an arcane and byzantine ritual, while accidentally solving — maybe — a transnational clandestine mining mystery. All this while leading the rollout of some of the world’s most cutting-edge cryptographic technology into production. It’s been an interesting six months …