Vlad Costea

Articles From This Author

Culture

The Blockstream Satellite Network: Maintaining Bitcoin Sovereignty in Space

As British tax department HMRC seeks to track all bitcoin transactions, security experts Nopara73 and Paul Puey weigh in on Bitcoin privacy.
Culture

Maintaining Transaction Privacy in the Age of Government Blockchain Analysis

The HTC Exodus 1s is a pioneering device offering great value, but limits in its Bitcoin focus and full node capabilities leave room for improvement.
Reviews

Review: HTC Exodus 1s, the Full Bitcoin Node Smartphone

Through the #BitcoinIsSafe, #WasabiIsSafe campaign, the Wasabi Wallet team wants to keep Bitcoin Core from being flagged by antivirus software.
Culture

Wasabi Wallet Launches #BitcoinIsSafe Campaign to Counter Erroneous Antivirus Detections

We review the specs, extra features and costs of purchasing the most popular Bitcoin full node products on the market versus building them yourself.
Reviews

Buy or DIY? An Overview of 7 Bitcoin Full Node Products

Trace Mayer launched Proof of Keys to emphasize sovereignty, privacy and Bitcoin’s cypherpunk ethos — ideals he expanded on in a detailed interview.
Culture

Video: Trace Mayer on Proof of Keys, Sovereignty and Bitcoin Privacy

StormX CEO Simon Yu wants to provide thousands of bitcoin in sats-back rewards through the StormShop app and expand to Europe and Asia in 2020.
Technical

Video: StormX CEO Simon Yu on Micro Rewards and Sats Back in Bitcoin

In a recent research paper, a pair of mathematicians demonstrate that fewer Bitcoin confirmations might still be enough to avoid double-spend attacks.
Culture

Math Research Suggests Six Confirmations Aren’t Really Needed for Bitcoin Transactions

With the release of the Hodl Hodl exchange API, Venezuelan BTC price discovery platform Yadio and bitcoin wallet BlueWallet now integrate it.
Markets

Hodl Hodl Launches Exchange API

Nayuta’s new mobile Lightning bitcoin wallet uses a novel full node/SPV validation model which accounts for all portable needs.
Culture

Nayuta Launches Hybrid Full Node/SPV Mobile Bitcoin Wallet

Bitcoin Addresses With Any Balance Hit All-Time High
Culture

Bitcoin Addresses With Any Balance Hit All-Time High

Justin S. Wales, senior council at Carlton Fields, discusses his recent research paper and how the First Amendment protects the Bitcoin network.
Business

Video: Justin S. Wales on How the First Amendment Protects Bitcoin

Bitfinex CTO Paolo Ardoino talks about the challenges and expectations for the exchange’s recent integration of Lightning Network deposits and withdrawals.
Technical

Video: Bitfinex CTO Paolo Ardoino on Adding Lightning Network Support

Op Ed: Why We Can All Feel Thankful for Bitcoin
Culture

Op Ed: Why We Can All Feel Thankful for Bitcoin

With YouTube poised to penalize a broad array of videos, content creators can use these five steps to monetize their work with bitcoin.
Technical

YouTube Demonetizing Your Content? Bitcoin Fixes This

Satoshi Roundtable organizer and long-time Bitcoin advocate Bruce Fenton discusses his early days in Bitcoin, scaling debates and outlook on privacy.
Culture

Video: Bruce Fenton on the Bitcoin Foundation, Satoshi Roundtable and Scaling

The second Bolt-A-Thon will take place via livestream in December 2019. Presentations and a hackathon are expected to boost the Lightning Network.
Industry Events

The Bolt-A-Thon Sequel to Spark Lightning Innovation

In this video interview, BitGive founder Connie Gallippi discusses the bitcoin-based charities longevity and appeal to HODLers.
Culture

Video: Connie Gallippi on BitGive and Bitcoin Charity

This third entry in our series reviewing the leading hardware bitcoin wallets on the market scrutinizes their privacy and security.
Reviews

Bitcoin Wallet Reviews: What’s the Best Hardware Wallet on the Market? Part 3

Evercoin has announced its detachable, mobile-focused hardware wallet. But how does it compare to the rest of the market?
Business

Evercoin 2 Joins the Mobile Hardware Wallet Market

This hardware bitcoin wallet review tests the simplicity, software, verification, unique features and privacy of the Trezor Model T, Ledger Nano X, KeepKey, BitBox02 and Coldcard Mk3.
Culture

Bitcoin Wallet Reviews: What’s the Best Hardware Wallet on the Market? Part 2

For many, bitcoin security is only as good as the hardware wallet of choice. In this review, we put five popular options to the test.
Reviews

Bitcoin Wallet Reviews: What’s the Best Hardware Wallet on the Market?

Paul Puey talks about buying bitcoin on the Edge mobile wallet and tackles key issues related to Bitcoin privacy.
Culture

Video: Paul Puey on Edge Wallet and Bitcoin Privacy

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Culture

Video: Vitus Zeller On Team Satoshi And Bitcoin Advocacy Through Sports

Douglas Bakkum and Stadicus of Shift Cryptosecurity discuss the new BitBox02 hardware wallet and upcoming BitBoxBase Bitcoin and Lightning node.
Culture

Video: Shift Cryptosecurity on Its Base Node and BitBox02 Wallet

Coinkite has published official schematics and guides for users to build their own Coldcard hardware wallet but will it hurt the bottom line?
Business

Coinkite Publishes Everything You Need to Build Your Own Coldcard Wallet

In this video interview, bitcoin trader and advocate Tone Vays discusses his activity in the space, technical analysis and U.S. regulations.
Markets

Video: Tone Vays on Technical Analysis and Bitcoin Regulation

BlueWallet will soon allow users to buy and sell bitcoin P2P via an integration with Hodl Hodl. On-chain and Lightning transactions will be supported.
Technical

BlueWallet to Integrate Bitcoin, Lightning Trading via Hodl Hodl

In this video interview, HodlHodl CEO Max Keidun talks about open sourcing the exchange and its API and how that aligns with a cypherpunk vision.
Culture

Nopara73 on Wasabi Wallet and the Quest for Bitcoin Privacy

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Business

John Carvalho on Lightning and Bitcoin’s Layer 3: ‘We’re Thinking Way Ahead’

HTC Exodus 1s Gets Shipped With Bitcoin Full Node Feature
Business

HTC Exodus 1s Gets Shipped With Bitcoin Full Node Feature

Lightnite: Like Fortnite — But With Bitcoin, Powered by Lightning
Business

Lightnite: Like Fortnite — But With Bitcoin, Powered by Lightning

Pivoting to a focus on Bitcoin, Transylvania Crypto Conference 2019 offered a wide range of Bitcoin explanation, exploration and debate.
Industry Events

Transylvania Crypto Conference 2019: The Transition to Bitcoin-Only

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Industry Events

The Lightning Conference Preview In Six Stories

To deliver bitcoin purchases with credit cards and BTC-to-fiat conversions without requiring KYC user data, Edge has partnered with Bity.
Culture

Edge Wallet Partners With Bity to Offer Non-KYC Fiat Exchanges

In this video interview, HodlHodl CEO Max Keidun talks about open sourcing the exchange and its API and how that aligns with a cypherpunk vision.
Business

Video Interview: Max Keidun on Open Sourcing Hodl Hodl

Belarus and National Bitcoin Strategies
Culture

Op Ed: Belarus and the Case for National Bitcoin Strategies

Vaultoro, the Bitcoin-friendly gold exchange, has announced VGold — a gold-backed RGB token on the Lightning Network.
Technical

Vaultoro Announces VGold, a Lightning-Based Bullion Token

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Business

Video Interview: Bitrefill CEO Sergej Kotliar on Gift Cards, Privacy and the Lightning Network

Coinkite CEO Rodolfo Novak (aka NVK) talks about his Bitcoin-only hardware wallets, Coldcard and the Opendime, and the market demand for them.
Culture

Video Interview: Rodolfo Novak on the Coldcard Wallet and Opendime

An increasing number of bitcoin wallets are including exchange features. This article analyzes some of the most popular solutions and presents their pros and cons.
Culture

With New Exchange Features, Wallets Aren’t Just for Storing Bitcoin Anymore

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Business

Video Interview: Francis Pouliot On Liquid Network, Bitcoin Privacy

In this exclusive video interview, mathematics professor and researcher Ricardo Pérez-Marco talks about his work on Lightning Network routing proposals and his journey in Bitcoin.
Technical

Video Interview: Ricardo Pérez-Marco on Lightning Network Routing and Bitcoin

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Technical

What Will Bitcoin Development Look Like After Hyperbitcoinization?

Let's talk bitcoin - Introducing the Bitcoin Magazine Podcast
Business

Dr. Maxim Orlovsky on Storm and Bitcoin L2/L3 File Storage

On September 6, 2019, Bitcoiners will celebrate Bitcoin pioneer Hal Finney by taking up one of his favorite past times: running.
Culture

Celebrating a Pioneer, Bitcoiners Will #RunForHalFin

LocalBitcoins will enforce strict KYC/AML regulations in September 2019. Does privacy still matter?
Culture

LocalBitcoins’ New KYC Rules Raise Privacy Concerns

In this exclusive video interview, Bitcoin developer Carl Dong talks about the inspiration that he used in the process of coding Guix.
Culture

Video Interview: Carl Dong on Guix and Bitcoin Development

An upcoming four-day triathlon from Switzerland to Germany is meant to raise awareness around the power of permissionless money.
Culture

Satoshi Freeathlon Raises Awareness Through Sport

Guix, a tool for developers that could replace Gitian, will make Bitcoin Core development more trustless.
Technical

Guix Makes Bitcoin Core Development More Trustless