What The Quantum Resistant does

The Quantum Resistant Ledger (QRL) is a public blockchain platform developed and operated by The QRL Foundation, a non-profit organization incorporated in Zug, Switzerland. QRL is purpose-built to secure digital assets and on-chain communications against both current cryptographic attacks and the future threat of cryptographically relevant quantum computers. The protocol was launched in June 2018 as QRL 1.x using a Proof-of-Work consensus model with XMSS (Extended Merkle Signature Scheme), a NIST-approved, IETF-specified, hash-based post-quantum signature scheme, making QRL the first industrial implementation of IETF XMSS.

QRL's product surface spans QRL 1.x and the in-development QRL 2.0 (codenamed Project Zond). QRL 2.0, currently live as a Testnet V2, shifts to a Proof-of-Stake consensus and introduces the Hyperion smart contract language (a Solidity derivative with post-quantum cryptographic primitives) and the QRVM (Quantum Resistant Virtual Machine, an EVM-friendly execution environment). The platform distributes desktop, mobile, and web wallets, a block explorer, comprehensive REST APIs, and node software, with native Ledger Nano X/S+ hardware wallet integration. Proprietary R&D includes the open-source lattice-algebra Python library and Fusion Signatures research, developed with Geometry Labs.

The business model is protocol-native rather than SaaS: revenue mechanics are limited to QRL token transaction fees on the existing chain and, post-mainnet, staking rewards on QRL 2.0. Customer segments are horizontal and unanchored, comprising digital asset holders seeking quantum-safe custody, Ethereum/Solidity developers migrating to a post-quantum EVM environment, enterprise and institutional users (including asset managers such as BlackRock that have publicly flagged quantum risk), and miners or validators securing the network. Go-to-market is product-led and community-led via Discord, GitHub (62 contributors, 80+ repositories, 11,241 contributions), bug bounties, research grants, and event participation including IQT's Quantum + AI Conference.

Name

The Quantum Resistant

Legal name

The QRL Foundation

Website

https://theqrl.org

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

1–10 employees

Short description

The Quantum Resistant Ledger (QRL) Foundation operates a public blockchain platform secured by NIST-approved post-quantum cryptography (XMSS, ML-DSA), serving digital asset holders, Ethereum developers, and enterprises seeking quantum-safe custody, messaging, and EVM-compatible smart contracts.

Ownership category

akta.pro rank

Product category

Blockchain Infrastructure

NAICS

Nondepository Credit Intermediation (5222)

SIC

Finance Services (6199)

akta.pro primary industry

Quantum-Safe Cryptographic Algorithms & Protocols (PQC) (HDAGAGAC)

akta.pro secondary industries

Quantum-Safe Network Infrastructure & Migration (PQC-enabled Networking) (HDAGAFAG), Quantum-Safe PKI, Key Management & HSMs (HDAGAGAE), Quantum-Safe Secure Messaging & Data-in-Transit Protection (HDAGAGAH)

Keywords

• Post-quantum blockchain
• Quantum-resistant cryptography
• Blockchain infrastructure
• Custody and wallets
• Smart contract platform

Headquarters

HQ city

Zug

HQ country

Switzerland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure

Revenue model

1. Transaction Fees: Users pay transaction fees when sending QRL tokens or interacting with smart contracts on the network.
2. Staking Rewards: QRL 2.0 operates on Proof-of-Stake consensus where validators earn staking rewards for securing the network.
3. Network Services: QRL 1.x uses Proof-of-Work mining consensus. Network provides secure infrastructure for digital asset custody and blockchain operations.

Go-to-market motion3 records

Distribution channels6 records

Marketing channels8 records

Core offering

QRL provides a public blockchain platform secured by NIST-approved post-quantum cryptography (XMSS and ML-DSA) that resists quantum computing attacks. The platform offers digital asset custody through desktop, mobile, and web wallets, developer APIs, node software, and (via QRL 2.0) EVM-compatible smart contract deployment through the Hyperion language and QRVM execution environment.

Product overview

The QRL (Quantum Resistant Ledger) is an enterprise-grade blockchain platform built on post-quantum cryptography standards, consisting of QRL 1.x (original proof-of-work network with XMSS signatures) and QRL 2.0 (next-generation proof-of-stake network with EVM-compatible smart contracts). The product suite includes desktop, mobile, and web wallets for digital asset custody, a block explorer for blockchain data exploration, comprehensive API tooling for developers, and node software for network participation. QRL 2.0 introduces Hyperion (a Solidity-derived smart contract language with post-quantum cryptographic primitives) and QRVM (an EVM-friendly execution environment). The platform is designed to secure digital assets against both current and future quantum computing threats using NIST-approved cryptographic standards.

Differentiator

Problem solved

Functional benefit

Brands

• Project Zond: Codename for QRL 2.0 development, representing the next generation of the quantum-resistant blockchain platform
• Hyperion
• QRVM

Products and services

• QRL 1.x Blockchain Network The original QRL blockchain network using Proof-of-Work consensus with the NIST-approved XMSS post-quantum secure digital signature algorithm, designed to resist quantum computing attacks from genesis.
• QRL 2.0 (Project Zond) Next-generation proof-of-stake blockchain with EVM-compatible smart contract support, built on NIST-approved post-quantum cryptographic standards. Introduces Hyperion smart contract language and QRVM execution environment.
• QRL Desktop Wallet Desktop wallet application available for Windows, OSX, and Linux operating systems with Ledger Nano X/S+ hardware wallet support for secure digital asset custody.
• QRL Mobile Wallet Mobile wallet application for Android and iOS devices enabling secure custody and interaction with the QRL blockchain. Developed by third-party provider Volt Development.
• QRL Web Wallet Browser-based wallet allowing users to create and interact with QRL wallets from any modern web browser without software installation.
• QRL Block Explorer Web-based blockchain explorer enabling users to explore QRL blockchain data including blocks, addresses, and transactions.
• QRL API Extensive REST API covering every aspect of the QRL blockchain, including QRL API, Wallet API, and Explorer API endpoints for developer integration.
• Hyperion Smart Contract Language Post-quantum smart contract language derived from Solidity, designed for QRL 2.0. Most valid Solidity code is also valid Hyperion, with additional NIST-approved post-quantum cryptographic primitives layered on top.
• QRVM (Quantum Resistant Virtual Machine) EVM-friendly execution environment forked from the Ethereum Virtual Machine, designed to execute Hyperion smart contracts on QRL 2.0 with minimal modifications to existing Ethereum tooling.
• QRL Node Software Official node software for running a QRL node, enabling network participation, transaction validation, and blockchain hosting.
• QRL 2.0 Testnet V2 Public proof-of-stake Layer 1 blockchain test network for QRL 2.0, enabling developers to deploy and test smart contracts before mainnet launch.
• QRL 2.0 Web3 Wallet Extension Browser extension wallet for QRL 2.0, enabling account creation, import, and transaction management with MetaMask-like functionality for the QRL 2.0 ecosystem.

Quantifiable outcome

• Zero cryptographic vulnerabilities found - all 13 Halborn audit findings rated Informational (lowest severity)
• +2 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

Feature6 records

Partnerships

Eleven partnerships are on record, tiered core, major and minor.

• Geometry LabscoreTechnology or IntegrationPartnership with Geometry Labs, a team of mathematicians, scientists, and engineers developing next-generation open-source cryptography for decentralized systems. Geometry Labs created the lattice-algebra Python library for QRL and contributed Fusion Signatures research. Also developing enQlave bringing QRL technology to Ethereum.
• HalborncoreTechnology or IntegrationBlockchain security firm conducting independent security audits of QRL's post-quantum cryptography library. Halborn validated QRL's security with no cryptographic vulnerabilities found in the April 2026 audit.
• Volt DevelopmentcoreTechnology or IntegrationThird-party provider that developed QRL's mobile wallet application available on Google Play and App Store for Android and iOS platforms.
• Die QRL StiftungcoreStrategic or Co-development PartnerThe QRL Foundation (Die QRL Stiftung) is the Swiss-based non-profit organization behind QRL, supporting research, development, and ecosystem growth.
• Red4SecmajorTechnology or IntegrationSecurity audit firm that conducted independent audit of QRL 1.x codebase at launch in 2018. One of the earliest third-party security reviews for a public blockchain at launch.
• X41 D-SecmajorTechnology or IntegrationSecurity audit firm that conducted independent audit of QRL 1.x codebase at launch in 2018. QRL was among the earliest public blockchain networks to undergo formal third-party security review.
• MerkleTree LabsminorStrategic or Co-development PartnerKey partner listed on QRL's partners page, contributing to the QRL ecosystem.
• Quantum Compliance LimitedminorStrategic or Co-development PartnerKey partner listed on QRL's partners page, providing compliance solutions for the quantum-resistant blockchain ecosystem.
• Quantum Future LimitedminorStrategic or Co-development PartnerKey partner listed on QRL's partners page, focused on future quantum computing developments.
• Singularity SystemsminorStrategic or Co-development PartnerKey partner listed on QRL's partners page, contributing to system development.
• LedgercoreTechnology or IntegrationHardware wallet integration providing secure custody solutions for QRL digital assets. QRL supported on Ledger Nano X/S+ devices with dedicated support documentation.

Scale indicators6 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Algorand Foundation: Layer-1 blockchain that has integrated FALCON post-quantum signatures into its consensus and offers post-quantum chain signatures. Broader incumbent that competes on the institutional blockchain narrative with substantially larger resources than QRL.
• Ethereum Foundation: Dominant smart-contract platform actively researching PQC migration paths. QRL's EVM-compatible positioning is explicitly designed to be a hedge/alternative if Ethereum's PQC migration is slow, but Ethereum remains the gravitational center of the developer pool QRL targets.
• Avalanche Foundation: EVM-compatible Layer-1 blockchain with strong institutional positioning and subnets for custom chains. Competes for the same institutional and developer mindshare QRL targets with QRL 2.0's EVM compatibility, but at vastly greater scale.
• Cardano Foundation: Layer-1 blockchain with active quantum-resistance research initiatives and a peer-reviewed development approach. Comparable as an academically rigorous, security-focused L1 pursuing institutional adoption, though with vastly larger resources.

Emerging players

• Quantum Xchange: Provider of quantum-safe network solutions including QKD-based encryption for data-in-transit. Comparable as a quantum-safe infrastructure provider targeting regulated enterprises and government — adjacent product category but shared end-customer concern (quantum threats).
• ID Quantique: Leading quantum-safe cryptography and QKD vendor serving financial institutions and governments. Comparable end-market (institutions worried about quantum threats) though focused on network-layer QKD rather than blockchain consensus.
• QuSecure: Post-quantum cybersecurity company offering QuProtect platform for quantum-safe communications and crypto-agility. Comparable as a PQC-focused enterprise security provider, addressing the same quantum-threat use case from a non-blockchain angle.

Direct peers

• QANplatform: Quantum-resistant hybrid blockchain platform featuring post-quantum cryptographic algorithms and EVM-compatible smart contracts. Most directly comparable peer — same quantum-safe positioning, similar EVM/Solidity developer targeting, and overlapping institutional narrative.
• Quantum Blockchain Technologies: Public company developing quantum-resistant blockchain solutions including mining optimization and secure transaction architectures. Directly competes with QRL in the quantum-resistant blockchain niche, addressing similar institutional and high-value-asset-holder customer segments.
• IOTA Foundation: Distributed ledger technology using Tangle architecture with Winternitz one-time signatures for post-quantum security. Comparable as a non-traditional DLT with built-in quantum resistance targeting enterprise and IoT use cases similar to QRL's enterprise positioning.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/qrledger
• GitHubgithub.com/theQRL
• YouTubeyoutube.com/channel/UCZl6N10P9LNpYkrMwWYtK1w
• Facebookfacebook.com/theqrl
• LinkedInlinkedin.com/company/the-quantum-resistant-ledger

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about The Quantum Resistant