# QRL: The Quantum Resistant Ledger > The Quantum Resistant Ledger (QRL) is a post-quantum secure blockchain and digital-asset platform built to protect against current and emerging cryptographic threats. This is a curated entry point to QRL's primary project, research, security, developer, and user resources, plus a bounded set of recent updates. It intentionally omits historical and secondary material. ## Start Here - [QRL overview](https://www.theqrl.org/index.md): QRL's purpose, security model, and core capabilities. - [QRL 2.0 / Project Zond](https://www.theqrl.org/2/index.md): QRL's quantum-resistant, EVM-derived Layer 1, current testnet status, use cases, and developer resources. - [Roadmap](https://www.theqrl.org/roadmap.md): Current QRL and Project Zond milestones, network statistics, and improvement proposals. - [Tokenomics](https://www.theqrl.org/tokenomics/index.md): Supply, emission, reserves, and market information. - [Downloads](https://www.theqrl.org/downloads/index.md): Wallets, nodes, tools, and developer resources. - [Post-Quantum Blockchain Security Guide](https://www.theqrl.org/the-definitive-guide-to-post-quantum-blockchain-security/index.md): The quantum threat, relevant standards, and the requirements for quantum-resistant blockchains. - [The case for quantum-resistant blockchains](https://www.theqrl.org/a-visionary-future-proof-blockchain-with-unparalleled-security/index.md): Why quantum computing changes blockchain security and how QRL addresses the threat. ## Research, Security, and Technical Resources - [QRL Research](https://www.theqrl.org/research.md): QRL's research priorities in post-quantum cryptography and blockchain applications. - [Citations, Standards, Cryptography, and Recommended Reading](https://www.theqrl.org/research/citations.md): Academic references, standards, and technical reading related to QRL's cryptographic ecosystem. - [QRL Research Grants](https://www.theqrl.org/research/grants.md): Research grant information and open opportunities. - [Weighted Multisignature Transactions](https://www.theqrl.org/features/multisig.md): QRL's weighted multisignature transaction support. - [Proof of Stake](https://www.theqrl.org/features/proof-of-stake.md): QRL's proof-of-stake work and related design information. - [Bug Bounty Program](https://www.theqrl.org/bug-bounty.md): How to report eligible security vulnerabilities and participate in the bounty program. - [Report a Security Issue](https://www.theqrl.org/security-report.md): Responsible disclosure and security contact information. ## User and Developer Links - [QRL Markets](https://www.theqrl.org/markets.md): Market and trading information for the QRL digital asset. - [QRL developer documentation](https://docs.theqrl.org): Node, CLI, wallet, API, and integration documentation for the original QRL network. - [QRL 2.0 testnet documentation](https://test-zond.theqrl.org/testnet): Testnet access and development documentation for Project Zond. - [QRL on GitHub](https://github.com/theQRL): Open-source repositories, protocol code, tools, and discussions. ## Latest Blog Updates - [Post-Quantum Cryptography Before the Hype, Dr. Joseph Kearney’s Journey](https://www.theqrl.org/blog/post-quantum-cryptography-before-the-hype-dr-joseph-kearneys-journey.md): Published 2026-07-07. Dr. Joseph Kearney on a decade of post-quantum cryptography research, and the migration problem facing every quantum-vulnerable blockchain. - [Eight Years of Building the Quantum-Safe Future](https://www.theqrl.org/blog/celebrating-8-years.md): Published 2026-06-26. After eight years of secure quantum-resistant blockchain operations, QRL reflects on its mainnet journey and looks ahead to QRL 2.0: an EVM-friendly, post-quantum Proof-of-Stake … - [The Core Problem With Migrating Classical Blockchains To Post-Quantum Cryptography](https://www.theqrl.org/blog/the-core-problem-with-migrating-classical-blockchains-to-postquantum-cryptography.md): Published 2026-06-26. Post-quantum cryptography expert, Dr. Joseph Kearney, joins for a conversation that goes deep into the Core Problems faced when Migrating Classical Blockchains To Post-Quantum … - [Quantum Computing & Post-Quantum Security: A Conversation with Dr. Carlos Perez Delgado](https://www.theqrl.org/blog/quantum-computing-postquantum-security-a-conversation-with-dr-carlos-perez-delgado.md): Published 2026-04-30. Dr. Carlos Perez Delgado, a leading expert in post-quantum security at University of Kent in England, joins the QRL Show to share insights on quantum computing, cybersecurity, … - [Quantum-Safe Bitcoin Without a Soft Fork? It's Clever. But Read the Fine Print](https://www.theqrl.org/blog/quantumsafe-bitcoin-without-a-soft-fork-its-clever-but-read-the-fine-print.md): Published 2026-04-14. A new paper from StarkWare presents a scheme for quantum-safe Bitcoin transactions using nothing but existing consensus rules. It is genuinely inventive. It is also, by its … - [Two Papers Just Changed the Quantum Threat Conversation. Here's What They Actually Say](https://www.theqrl.org/blog/two-papers-just-changed-the-quantum-threat-conversation-heres-what-they-actually-say.md): Published 2026-04-02. On 30 March 2026, two papers from overlapping author groups landed within hours of each other. Together, they represent the most significant single-day contribution to quantum … - [Google Just Set a 2029 Deadline. Bitcoin and Ethereum Aren't Ready](https://www.theqrl.org/blog/google-just-set-a-2029-deadline-bitcoin-and-ethereum-arent-ready.md): Published 2026-03-26. Google has set a 2029 target for post-quantum migration. This week, the Ethereum Foundation published its own roadmap. Bitcoin’s first proposal was merged last month. The timelines … - [Building the Quantum-Safe Bridge: QRL 2.0 Audit Ready Q1 2026](https://www.theqrl.org/blog/qrl-2.0-building-the-bridge-to-the-next-era.md): Published 2025-12-25. As cryptographically relevant quantum computers move from “decades away” to a 2027-2033 reality, the $300B+ EVM ecosystem needs a secure destination fast. QRL 2.0 provides a … - [Alongside AWS, IBM, and IonQ: QRL Joins Industry Leaders at IQT’s Quantum + AI Event](https://www.theqrl.org/blog/alongside-aws-ibm-and-ionq-qrl-joins-industry-leaders-at-iqts-quantum-ai-event.md): Published 2025-10-15. We’re excited to announce that QRL (Quantum Resistant Ledger) has been invited to speak at IQT’s Quantum + AI Conference in New York City (October 19–21), one of the leading global … - [Should Solidity Developers Care About Post-Quantum Cryptography?](https://www.theqrl.org/blog/should-solidity-developers-care-about-postquantum-cryptography.md): Published 2025-07-29. Solidity developers should care about post-quantum cryptography because standards are already changing, and QRL Project Zond makes it easier than ever to migrate. - [How QRL’s Project Zond Will Onboard the Next Wave of Developers – AMA with Lead Developer Kaushal](https://www.theqrl.org/blog/how-qrls-project-zond-will-onboard-the-next-wave-of-developers-ama-with-lead-dev-kaushal.md): Published 2025-07-02. In this QRL AMA session, Kaushal takes center stage to explain Project Zond’s technical breakthroughs, detailing the shift to post-quantum cryptographic standards like SPHINCS+ and … - [Embracing SPHINCS+: A Strategic Shift for QRL Project Zond](https://www.theqrl.org/blog/embracing-sphincs-a-strategic-shift-for-qrl-project-zond.md): Published 2025-07-01. We’re transitioning from stateful XMSS to NIST-standardized SLH-DSA/SPHINCS+ (FIPS 205), eliminating state-management risks and simplifying development, without delaying release, … - [Celebrating Seven Years of QRL: Ahead of the Quantum Curve](https://www.theqrl.org/blog/celebrating-seven-years-of-qrl-ahead-of-the-quantum-curve.md): Published 2025-06-26. As we mark the seventh anniversary of the Quantum Resistant Ledger (QRL), it’s a moment to reflect on our journey, celebrate our achievements, and look towards an even brighter … - [Sunsetting the QRL Mobile Wallet](https://www.theqrl.org/blog/sunsetting-the-qrl-mobile-wallet.md): Published 2025-05-05. The QRL Wallet will be delisted from app stores on May 30th, 2025. Current users on both iOS and Android devices will still be able to access the app if already installed, but it … - [ETHDenver 2025 Recap: Building A Quantum Secure Future with Project Zond](https://www.theqrl.org/blog/ethdenver-2025-recap-building-a-quantum-secure-future-with-project-zond.md): Published 2025-03-21. The QRL team showcased its latest advancements in quantum-secure blockchain technology, Project Zond, at ETHDenver 2025, highlighting the growing need for post-quantum security in … ## Latest Weekly Updates - [QRL Weekly, 2026-July-10](https://www.theqrl.org/weekly/2026-july-10.md): Published 2026-07-10 - [QRL Weekly, 2026-July-03](https://www.theqrl.org/weekly/2026-july-03.md): Published 2026-07-03 - [QRL Weekly, 2026-June-26](https://www.theqrl.org/weekly/2026-june-26.md): Published 2026-06-26 - [QRL Weekly, 2026-June-19](https://www.theqrl.org/weekly/2026-june-19.md): Published 2026-06-19 - [QRL Weekly, 2026-June-12](https://www.theqrl.org/weekly/2026-june-12.md): Published 2026-06-12 - [QRL Weekly, 2026-June-05](https://www.theqrl.org/weekly/2026-june-05.md): Published 2026-06-05 - [QRL Weekly, 2026-May-29](https://www.theqrl.org/weekly/2026-may-29.md): Published 2026-05-29 - [QRL Weekly, 2026-May-22](https://www.theqrl.org/weekly/2026-may-22.md): Published 2026-05-22