Your Gateway
to the Internet of Value
The European cryptocurrency exchange of trust for individual and institutional traders and investors.
the Whitepaper
Crypto-Exchange.
Decentralized Settlement.
Liquidity Services.
- Built on Paymium’s proven security and technological record. A high level of digital asset protection and safe record of transactions.
- Built on fair-exchange protocols enabling cryptocurrency atomic swaps to mitigate counter-part risk.
- Advisory and technology services to execute third-party ICOs. New listing and market making services to foster enhanced token liquidity.
Safe and Regulated Adoption of Cryptocurrencies
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Fully compliant
& transparentExhaustive accounting records regularly audited. Aims to comply with all applicable regulations and international laws.
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Ultra-secure
& non-custodialEncrypted cold storage and cryptographic proof of reserves.
Fair-exchange protocols to eliminate the counter-party risk. -
Reliable
infrastructureMinimal downtime, restricted to maintenance, or migration. Resilience under high volume or DOS attacks. No technical debt.
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Select
digital currenciesListing of currencies following a technical selection process (sustainability, technical and deep protocol reviews).
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Institutional ICO
& token listingAn ICO service going from planning and execution of ICO campaign to providing ICO token liquidity via listing on Blockchain.io at the outset of the ICO.
Catering to Retail and Institutional Investors
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High performance matching
High availability and high scalability trade matching engine to sustain a deep orderbook on all pairs.
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Basic & advanced orders
Market, limit, stop loss, take profit and trailing stop orders. Self-cancelling and expiration orders.
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Periodic auctions
Transparent auctions several times a day to bootstrap new currency markets with an efficient price discovery mechanism.
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Prop & peer-to-peer lending
Traders can borrow money from other platform users or from the Blockchain.io central inventory for larger amounts.
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Short & long margin trading
Traders can borrow to open leveraged (or not) long or short positions guaranteed with a security margin.

Europe’s First Bitcoin Exchange,
Serving The Community Since 2011
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Pioneering
In the Bitcoin Community since 2011
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Experienced
Leadership & Execution
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Trusted
220,000 accounts
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Backed
Venture Capital Fundings
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Profitable
Since 2016
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Focused
Trading Pair BTC/EUR
Proven operations since 2013
Security
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Hack-free operations since 2013
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98% cold storage
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Financial and technical audits
Accountability
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Accounting records audited by independent professionals
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Compliant KYC & AML (EU banks standards)
Reliability
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Minimal downtime
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No technical debt
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Resilient architecture
Media & Events
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In 2021, Blockchain.io will migrate to Paymium, to bring you a unified experience for all your cryptocurrencies.
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On the 29th of July 2020, Paymium became member of the Liquid Federation led by Blockstream.
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Token Rewards and trading fees revenue for BCIO Token holders.
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Centralized, digital networks lead to the ultra-dominant positions of GAFAM and banks. Decentralized, like the Bitcoin network, they allow to build counter-powers.
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Creating deposit addresses is available again.
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We thank you sincerely for your support during the time needed to fix this situation.
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The supply of BCIO Tokens has been scarced.
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Cryptopedia - UCO: Designed by Uniris to power decentralized identity projects.
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How to Benefit From Negative Fees: Difference Between Maker & Taker Orders
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The BCIO HODL program is over
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9 Types of Crypto Assets that all investors should know
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The 8 Must Know Facts To Understand The 2020 BTC Halving
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Buying BTC: Debit/Credit card VS Wire transfer
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The Winter Contest outcome is here!
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Let’s Play The Security Gamebook
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FinYear's interview with Pierre Noizat
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2FA - A Secure and Necessary Must-Have
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The Crypto Glossary Starter Kit
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Long live the independence of cyberspace!
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Paymium sets ambitious goals for 2020 after tripling its revenue in 2019
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Stop Bank Hypocrisy Over Bitcoin
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Features - Blockchain.io API Documentation
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Community - Blockchain.io Ambassador Program
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Cryptopedia - DAI: Decentralized stablecoin on the Ethereum blockchain
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BCIO Survey - Final Results
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Cryptopedia - Basic Attention Token: The Blockchain-based digital advertising token
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Cryptopedia - BCIO Token: The governance token of Blockchain.io exchange
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Get ready for the listing of BCIO/BTC pair!
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Paymium users: how to recover your Euro balance?
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Last action required for contributors: Generate your BCIO wallet now
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Double your BCIO Token wallet!
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Paymium Rebirth: New Deposit Limits, New Fees & Rebranding
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Cryptopedia - Bitcoin Cash: The first Bitcoin hard fork
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What are Atomic Swaps?
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Press Release - Successful launch of Blockchain.io.
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Cryptopedia - Litecoin: the decentralized currency and open-source code.
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Cryptopedia - Ethereum: the digital asset and peer-to-peer network.
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Cryptopedia - Bitcoin: the payment protocol and digital asset.
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2018 Top Achievements & 2019 Milestones
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100+ contributors have been invited to test the platform!
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Celebrate the upcoming platform with us!
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What's Next For Token Sale Contributors?
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Combining the Best of Centralized and Decentralized Solutions
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Trade Without Counterparty Risk
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Blockchain.io Trading Platform Coming Soon
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The difference between centralized and decentralized exchanges.
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Proprietary Exchange Tokens: Why BCIO Is Not Just Another Utility Token
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Blockchain.io wants to reshape your experience with cryptocurrencies
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A New Regulatory Compliant Exchange Expects 170.000+ Users from Day One
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A New Platform Combines a Centralized Exchange With Decentralized Settlements
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A new exchange gives priority to regulatory compliance and security
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A New Exchange Will Help ICOs Launch Their Product
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A New European Exchange to Assist Selected ICO Campaigns
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A New Exchange Focused On Security And Regulatory Compliance Will Eliminate Worthless Tokens
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Introducing BCIO’s Discounted Trading Fee Framework!
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Blockchain.io Taking Over Europe
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New Crypto Exchange Aims to Become Leading Platform in Europe by 2020
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The team behind Blockchain.io
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Blockchain.io: Aiming for European Leadership
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Here are the terms of sale.
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Paymium and Blockchain.io are paving the way to enter the Internet of value.
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Blockchain.io: Building an effective team in the crypto industry
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Bounty Contest Has Finished. The Final Rankings Are Here!
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BCIO: The art of building a successful Crypto team
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Dominique Rodrigues, a highly skilled engineer and an experienced entrepreneur.
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Blockchain.io: a new generation of cryptocurrency trading platforms
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How Blockchain.io takes on investors’ worst Crypto dilemma
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Ready for upcoming crypto-trading regulations
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We are pleased to announce our filing has been accepted and are now registered with the SEC!
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Centralized order-book with decentralized settlement. Encouraging trade while ensuring trust.
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Centralized order-book with decentralized settlement. Encouraging trade while ensuring trust.
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Pierre Noizat, CEO of Paymium & Blockchain.io describes its vision of the Internet of Value at Chainges, Amsterdam.
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It is in the interest of American cryptocurrency traders to invest in a European platform
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Paymium is planning to raise €60 Million.
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Meet our team at the Next Web Conference in Amsterdam on May 24 & 25.
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What is BCIO Token ? A brief rundown of our crypto-exchange proprietary token.
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What is BCIO Token ? A brief rundown of our crypto-exchange proprietary token.
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A brief introduction to crypto trade
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Pierre Noizat will be speaking at Chainges in Amsterdam on May 4-5th. Meet us there !
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Pierre Noizat announces the launch of Blockchain.io at The Bitcoin, Ethereum & Blockchain SuperConference in Dallas - February 16th 2018
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Cryptocurrencies, why should Europe embrace them ?
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In the crypto-economy, France has shinning global champions, among them include Ledger, Paymium and Stratumn.
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Why are crypto-currencies indispensable to Europe? A rundown from Pierre Noizat on perspectives in Europe.
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Round table on cryptocurrency regulation with Cathy Lubochinsky, member of the Circle of Economists; Pierre Noizat, cofounder of Paymium; and Emmanuel Lechypre, columnist at BFM Business.
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Paymium is capitalizing on bitcoin with Dentsu Consulting.
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Paymium Launches European Cryptocurrency Trading Platform Blockchain.io
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Watch Pierre Noizat interview with CEO Money about blockchain.io cryptoexchange at the Bitcoin, Ethereum, and Blockchain Superconference in Dallas
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Paymium launching European cryptocurrency trading platform Blockchain.io
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Pierre Noizat will speak at the Bitcoin, Ethereum, and Blockchain Superconference in Dallas, Texas on February 16th to present blockchain.io .
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Welcome to the Internet of Value ! In the same way as the Internet redefined global communication, Bitcoin and other cryptocurrencies are now reinventing money and value transactions.
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Sébastien Couasnon and his guets are investigating the rise of bitcoin. – with Eric Larchevêque, CEO of Ledger and Pierre Noizat co-founder of Paymium.
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Cofounder of Paymium (Bitcoin Central) and bitcoin specialist Pierre Noizat reacts to the bankruptcy of MT Gox and explains his service.
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