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The Next Year in Bitcoin: What 2013 Has in Store

2012 has been an exciting year for Bitcoin. We have seen BitPay grow from near-irrelevance to processing transactions for over 2000 merchants around the world, Coinabul expand its gold-selling...

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Bootstrapping A Decentralized Autonomous Corporation: Part I

Corporations, US presidential candidate Mitt Romney reminds us, are people. Whether or not you agree with the conclusions that his partisans draw from that claim, the statement certainly carries a...

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Bitrated: You Can No Longer Say Bitcoin Has No Consumer Protection

One of the commonly cited problems that many people see with Bitcoin as a payment method is the fact that all transactions are final and irreversible. With credit cards, if you buy something but never...

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DAOs Are Not Scary, Part 2: Reducing Barriers

In the last installment of this series, we talked about what “smart contracts” (or, perhaps more accurately, “self-enforcing contracts”) are, and discussed in detail the two main mechanisms through...

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Bitcoin Multisig Wallet: The Future of Bitcoin

Bitcoin multisig wallets have tremendous potential for increasing the security of funds and giving technology tools to enforce corporate governance. Over the past month we have seen a large number of...

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Fraud Detection in the World of Bitcoin

The Bitcoin protocol is strong cryptographically (to the best knowledge so far), and we wish the world encompassing its network and users were as secure. In this article, we will review several...

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I Sign, You Sign, We All Sign: Explanation of Multi-signature Transactions

Everyone is concerned about the security of their bitcoins, and we are constantly reading stories of one or another persons getting their bitcoins stolen. Of course, following bitcoin best practices...

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Go Ahead – Peer Inside the DarkWallet

When you first lay eyes on the DarkWallet, you know you’re looking at something unique. For starters, it’s literally dark—the background is jet black. But the color theme is just the beginning of what...

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Bitcoin, Going Native

We all know that bitcoin is decentralized electronic money that runs on a network that can do all kinds of interesting things. The key question is, what can you do with bitcoin that you can’t do with...

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Brawker Switches to MultiSig Transactions

“The overall security level for all Brawker users has just gone up,” reads Brawker’s latest blog post. Brawker is a service that matches up a bitcoiner who wants to buy something online with their...

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BitGo Launches Platform API Opening Its Bitcoin Security Infrastructure to...

Earlier today, Palo Alto­ based Bitcoin security service provider BitGo announced the general availability of the BitGo Platform API, which will allow developers to fully leverage, for the first time...

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Bitrated Unveils Reputation System and Multisig Escrow

Bitrated has announced an online reputation management system for its multi-signature (multisig) escrow service for bitcoin payments. The two innovations combined provide unprecedented consumer...

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Hong Kong Exchange BitSpark Implements MultiSig Security, Closes Funding Round

Hong Kong-based Bitcoin service provider, Bitspark, has announced a new partnership with California-based Bitcoin security provider BitGo and the closure of the company’s first external funding round....

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BitStamp Exchange Activity Trackable due to Multisig Wallet Implementation

A recently discovered issue with the client-side SDK of Bitcoin software provider BitGo allows anyone to track all incoming and outgoing transactions taking place on the Bitcoin exchange BitStamp. It...

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Gem Partners with Elliptic for Insured Storage of the Third Key

Elliptic and Gem have announced a new partnership today that will involve Elliptic acting as a trusted and independent third party for the purposes of securely storing the third (backup) private key...

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BitPay Launches Open Source, Multisig Wallet Copay

After a year of beta testing, the first version of BitPay’s multi-signature wallet Copay was released on June 3. Copay is a multi-signature wallet built on BitPay’s Bitcore, an open-source platform...

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Blockstream’s Pieter Wuille Proposes Tree Signatures for Improved and...

In June, Bitcoin Magazine reported that Blockstream launched Sidechain Elements, a sidechain development framework with open source code, including an experimental sidechain for developers dubbed...

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Sig3 Launches an Automated Policy-Based Transaction Cosigner for Multisig...

Bitcoin startup Sig3 has introduced an independent third-party automated co-signer which automatically co-signs transactions based on the policies and criteria implemented by its users. With Sig3,...

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Understanding the Lightning Network, Part 1: Building a Bidirectional Bitcoin...

The Lightning Network is probably the most highly anticipated technological innovation to be deployed on top of Bitcoin. The payment layer, first proposed by Joseph Poon and Tadge Dryja about a year...

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Op Ed: Three Technical Requirements to Connect Blockchains Without a Token

In my last post, I was talking about how connecting all blockchains is the final stepping stone for mass-crypto adoption. Here I want to outline the technical building blocks with which this idea can...

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White Hats Step In to Save Funds from Vulnerable Ether Wallets

At 11:30 a.m. (CDT) on July 19, 2017, a hacker managed to steal 153,000 ETH (approximately $32 million at the time) from three Ethereum wallets by exploiting a vulnerability within the wallets’...

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Abra Adds Ether, Launches New Multi-sig Wallet for Holding Digital Assets

The new Bitcoin-based, multi-signature wallet from Abra is being released hot on the heels of their recent funding announcement, supporting ether and 52 fiat currencies. Now, after running our service...

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Cornell IC3 Researchers Propose Solution to Bitcoin’s Multisig “Paralysis”...

Owning cryptocurrency comes with its own set of challenges. One of the biggest of those challenges is managing the private keys that enable you to spend funds. Lose your private keys, and your money...

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The Evolving Debate Over EIP-999: Can (or Should) Trapped Ether Be Freed?

In November 2017, a pseudonymous actor exploited a vulnerability in Parity’s multi-signature Ethereum wallet library that rendered half a million ether inaccessible to their owners. Ironically, the...

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Bitcoin Core 0.17.0 Is Released: Here’s What’s New

Today marks the official release of Bitcoin Core 0.17.0, the 17th generation of Bitcoin’s original software client launched by Satoshi Nakamoto almost 10 years ago and still the dominant Bitcoin...

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Unchained Capital Revamps Loans With Multi-Party, Multi-Sig Storage

Blockchain financial service company Unchained Capital will now offer multi-signature and multi-institution cold storage solutions for borrowers who leverage its crypto-collateralized loans service....

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Cashaa Hopes to Bridge Crypto and Traditional Finance

Cashaa is on a mission to bank the unbanked and wants to leverage Bitcoin to accomplish it. Bitcoin has long been touted as a way that anyone can “be your own bank.” But such promises can be...

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With Open-Source Caravan Wallet, Unchained Wants to Make Multisig Mainstream

Austin-based Bitcoin financial service provider Unchained Capital just unveiled its newest multisignature wallet tool. Revealed exclusively to Bitcoin Magazine in anticipation of the launch, Caravan...

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At Unchained Capital, Pioneering Bitcoin Native Financial Services

This is a sponsored article provided by Unchained Capital. Unchained Capital is building the archetype of the future financial institution, form fit for the world of bitcoin. It leverages the...

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Video: How to Create a Multisig Wallet With Caravan By Unchained Capital

Bitcoin multisig wallets can enable more secure custody of your bitcoin, adding redundancy and avoiding a single point of failure in the number of keys necessary to authorize a spend. One new tool for...

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