Securing the World's Blockchains Using Bitcoin
Why Proof-of-Proof?
51% Security Protection
Protect your chain against double spends and 51% attacks.
Lightweight Mining
Introducing a new form of mining that anyone can participate in, using an open protocol that doesn’t require masternodes, federation, or elections.
Eco-Friendly
Make Bitcoin more green by reusing its hashing power to secure the world’s blockchains.
Choose Your Wallet
Desktop

SPV (Light Wallet): Manage your balance and send VBK without downloading a full node. See More
Full Node: The full node daemon for VeriBlock. See More
GUI: Manage your wallets through a simple desktop interface (requires full node). See More
Offline CLI: Run a wallet without Internet or connection to NodeCore. See More

Get Started
Get Started Mining
PoP Mine VBK
PoW Mine VBK
PoP Mine Altchains
Core Team, Partners and Advisors

Maxwell Sanchez
Chief Technology Officer and Co-Founder
Maxwell Sanchez has been building technologies for the blockchain ecosystem since 2012, including GPU/CPU/FPGA mining software, consensus protocols, and blockchain networks. As Co-Founder and CTO of VeriBlock, Maxwell co-invented the Proof-of-Proof blockchain consensus protocol and architected the VeriBlock blockchain software. He is also a Co-Founder and the CTO of EM.ME (the "Ethical Market Matching Engine"), a novel peer-to-peer and fully transparent liquidity protocol for cryptocurrency and traditional exchanges.
He has responsibly disclosed several severe halting, bifurcation, and stake-grinding vulnerabilities to high-profile blockchain projects and designed a variety of Proof-of-Work algorithms for specific use cases. Additionally, he frequently speaks about decentralized technologies at conferences to a variety of different audiences, and architects blockchain solutions to be compatible with the evolving regulatory landscape.
Maxwell is also a strategic investor and advisor to Titan and Vesper.

Justin Fisher
Chief Executive Officer and Co-Founder
Justin Fisher is an entrepreneur and long-standing advocate of the blockchain industry. As Co-Founder and CEO of VeriBlock alongside his CTO, Maxwell Sanchez, Justin co-invented the Proof-of-Proof (“PoP”) blockchain consensus protocol which enables blockchains to inherit Bitcoin’s computational security in a fully Decentralized, Transparent, Trustless and Permissionless manner (DTTP). Justin is also a Co-Founder and the CEO of EM.ME (the "Ethical Market Matching Engine"), a novel peer-to-peer and fully transparent liquidity protocol for cryptocurrency and traditional exchanges.
Justin serves on the Executive Committee of the Chamber of Digital Commerce, the world’s leading trade association representing the digital asset and blockchain industry. Justin also is on the committee of the Token Alliance, within the Chamber of Digital Commerce, dedicated to fostering best practices and frameworks for the responsible growth of tokenized networks and applications. In addition, Justin sits on the Steering Committee of Digital Cayman aimed at cultivating Cayman’s dynamic and digital ecosystem.
Justin is a sought-after speaker and thought leader on blockchain technology. Justin has presented at the World Blockchain Forum, TNABC, Token Fest to name a few, as well as having VeriBlock featured in Forbes.
Bringing a wealth of experience and knowledge spanning more than 25 years in the Internet bandwidth, web hosting, financial and information services and telecommunications industries, Justin has been an incubator of companies that include ISPs, VoIP telecom, Internet financial services and collaborative gaming. He has also provided information-systems consulting to numerous businesses across the financial services, real estate, healthcare and staffing industries. Justin is a strategic investor and advisor to Titan and Vesper.

Flip Filipowski
CEO of SilkRoad Equity, Co-Founder of Fluree

Jeff Roschman
Landmark Bank Founder

Tim Stall
Advisor