Peaq is a multi-chain layer one blockchain purposely built and optimized for DePIN and Machine RWA that supports ink! (Rust) and EVM Smart Contracts and pallets, offering builders flexibility and convenience.
Smart Contract Security Audits
Smart Contract Security Audits
Manual, Competition Level, Line by Line Smart Contract Auditing. Leading Edge Audits by the auditors of Sushi Swap, Gala Games and other leading protocols.
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Solidity Audits
Solidity Audits
Industry Leading Security Reviews and Smart Contract Security Audit Reports On Solidity Code & Projects.
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Rust Smart Contract Audits
Rust Smart Contract Audits
Leading Edge Security Research and Smart Contract Audit Reports On Rust Smart Contracts including on Solana, Near, Polkadot, Cosmos and More
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Web3 dApp Audits
Web3 dApp Audits
Leading Edge Trusted Audits on your decentralised or Blockchain integrating apps.
Read MoreThe world of blockchain technology is a thrilling frontier, filled with innovation and opportunity.
Read MoreCrafting a new Layer 1 chain is foundational work, but hidden flaws can be fatal! We’re talking about chain halts or devastating inflation bugs.
Read MoreControlled simulated attacks and stress testing that detect flaws and vulnerabilities
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Web3 audits are essential for any project seeking to launch a secure and reliable decentralized application or Web3 platform.
Read MoreProtect your Noir smart contracts form vulnerabilities and flaws with Hashlock
Read MoreElevate your token design and model with professional tokenomics analysis and audits that drive stability and boost investor and community confidence.
Read MoreWe vet and scrutinise all components of DePIN projects, protecting systems from cybersecurity attacks and smart contract flaws, ensuring that all moving parts of DePIN systems are securely synchronised.
Read MoreThink of your crypto wallet as a luxury sports car, expertly engineered for blazing through the digital landscape. You’ve invested a lot of time and money in this magnificent beast, with lofty dreams of embarking on a lucrative journey; but what if the brakes are faulty? What if the tyres are worn and damaged? What if a hidden flaw somewhere beneath the hood makes you vulnerable to a devastating crash?
Read MoreBuilding a blockchain protocol is not so different to building a digital skyscraper of sorts.
Read MoreComprehensive audits and reviews to ensure robust security and optimal operational efficiency for your stablecoin across all chains.
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Bitcoin Audits
Bitcoin Audits
Secure your innovations on the Bitcoin network—we audit, review, and safeguard Bitcoin Scripts, Layer 2 solutions, Ordinals, BRC-20 tokens, Runes, and more.
Read MoreIndustry-Leading Reviews and Audits of Cairo Codes and Starknet Smart Contracts: We Battle-Test and Secure Your Project
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Move Smart Contract Audits
Bridge Audits
Bridge Audits
As Web3 continues to evolve and expand, bridges have become essential infrastructure, connecting different blockchains and allowing seamless interoperability.
Read MoreBuilding, integrating, or using AI? Our expertise protects your innovations every step of the way.
Read MoreAt its heart, a zero knowledge proof feels like a cryptographic magic trick of sorts: proving you know a secret, or that a complex computation was performed correctly, without revealing the secret or the computation steps themselves.
Read MoreYou’ve likely invested in comprehensive code audits for your smart contracts. That’s essential. But if your project has a token, then a parallel layer of complex risk exists that traditional code analysis alone cannot fully address: the tokenomics.
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Web3 Security Audits
Web3 Security Audits
The emerging world of Web3 is filled with innovation and exciting opportunities, however, as with any new digital territory, it comes with its share of security risks.
Read MoreBuilding on the blockchain means coding the future and creating smart contracts that run like clockwork – transparent, automated, and secure. But here’s the kicker: ‘immutable’ means mistakes stick. Permanently.
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On-Chain Monitoring
On-Chain Monitoring
Security goes beyond smart contract audits. Detect breaches instantly and receive immediate alerts for any suspicious activities with real-time on-chain monitoring.
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Threat Monitoring
Threat Monitoring
Continuously monitor your smart contracts for risk and stop fraud and security breaches in real-time.
Read MoreAlerts flash of unexpected contract behaviour and funds moving where they shouldn’t.
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Testing Services
Testing Services
Assisting projects and teams by writing and reviewing unit, integration, fuzz, and other test types to catch edge case vulnerabilities, increase test coverage and mitigate risk.
Read MoreSecurity is the lifeblood of trust and the foundation for long-term success in the blockchain arena. But how do you truly know if your project is secure? How do you quantify the strength of your defences against the ever-evolving threat landscape?
Read MoreScaling your Web3 project shouldn’t mean multiplying the stress levels or the risks. In traditional tech, robust operating systems and automation handles all of the heavy lifting, providing optimised efficiency and reliability – so why should Web3 be any different?
Read MoreProtect your corporate blockchain infrastructure with expert security solutions.
Read MoreSecure your Discord servers and solutions from threats, attacks, and compromises with our cybersecurity services
Read MoreSecure your Bitcoin with Hashlock’s expert services, including Bitcoin audits, secure wallet solutions, and comprehensive ecosystem security support.
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Startup Support
Startup Support
Hashlock is a leading active party for helping web3 & Blockchain startups receive funding, VC, grants and capital in todays current market.
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Crypto & Web3 Project KYC
Crypto & Web3 Project KYC
We help to safely & securely validate the identity of a web3 project’s team to their community.
Read MoreYour crypto exchange is not so dissimilar to a tightly sealed submarine, plunging into abyssal ocean trenches. Every valve, every weld, every pressure gauge must be perfect – because even the faintest flaw can lead to a catastrophic implosion!
Read MoreTrying to keep your head above the ocean of emerging information in the blockchain space feels like a full-time job in itself, doesn’t it?
Read MoreComprehensive security audits, transaction monitoring, access control, and risk management solutions, all with proper documentation — everything you need to confidently achieve and maintain VARA compliance.
Read MoreAvoid penalties, fines, and reputational risk—achieve full DORA compliance with Hashlock. We cover every critical requirement from ICT risk management frameworks and incident response to third-party scrutiny and beyond.
Read MoreWhen looking at a Web3 project, people see the dApp, the tokens, the community, and the potential returns. What they don’t see is the ‘invisible code’ – the layers of underlying logic, the complex interactions between smart contracts and protocols, the subtle economic incentives, and the hidden dependencies.
Read MoreAudit your system to meet the highest crypto security standard — become CCSS certified and demonstrate that your solution is robust, resilient, and built with industry best practices.
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Virtual CISO
Virtual CISO
Our Chief Information Security Officer (CISO) services deliver protection against internal and external risks. Covering security strategy, data protection, system reviews, third-party risk assessments, compliance and staff training.
Read MoreBillions in value, millions of users, and constantly flowing assets across a network of interconnected layers – the Polygon ecosystem is a high-value, high-activity target.
Read MoreBinance Smart Chain’s immense popularity is not only a metric of success, but a giant bullseye. With its low barrier to entry and high concentration of users and value, the BSC ecosystem attracts sophisticated attackers looking to capitalise on scale.
Read MoreThe sheer volume of value moving and stored within the Solana ecosystem is staggering – billions locked in DeFi protocols, millions in valuable NFTs, and a constant flow of high-speed transactions. This makes Solana a premier target for sophisticated attackers who understand its unique architecture and can capitalise on vulnerabilities at unprecedented speed.
Read MoreEveryone knows ZKsync inherits Ethereum’s robust security. That’s foundational to its appeal. You trust the underlying Layer 2 infrastructure, the integrity of the rollups, the power of ZK proofs.
Read MoreThe power of Cosmos lies in sovereignty; the ability for developers to build custom chains with their own governance, validator sets, and technical stacks – while connecting seamlessly to others.
Read MoreAssets on Avalanche move with incredible speed. That’s the promise of rapid finality. But billions in value are now flowing across distinct chains (X, P, C) and into numerous subnets, managed by users via their Avalanche wallet.
Read MoreVenturing into any blockchain ecosystem, especially one as innovative as the Stacks Ecosystem, comes with its own set of unique challenges. In this regard, security isn’t just a feature, but the foundation upon which your entire project rests.
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Secure Your Web3 Project with Trusted Auditors
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Peaq is a multi-chain layer one blockchain purposely built and optimized for DePIN and Machine RWA that supports ink! (Rust) and EVM Smart Contracts and pallets, offering builders flexibility and convenience.
peaq network has commissioned Hashlock to helping peaq with a security framework creation based off of the peaq architecture.
Hashlock has also committed to the ongoing support from beginning through to development stages of the peaq web portal.
Redbelly Network is a Compliant Asset Tokenisation solution for high value real world assets (RWA) in regulated markets.
Hashlock has been the sole security partner for the Redbelly Network since early 2023 during their initial incubation.
Hashlock has performed a variety of services spanning across Smart Contract Auditing, creating and hosting the Redbelly Bug Bounty Program, as well as frequently performing Penetration Testing of their Layer 1 Blockchain Codebase.
Algem is a new protocol aiming to provide Liquid Staking as the most profitable way to earn on the Astar Network and Polkadot.
Hashlock has been working closely together with Algem across seven different audits, covering Governance Staking, LiquidCrowdLoan, Liquid Staking and more.
Outside of the audits, Hashlock has also assisted Algem following a contract exploit which was not audited by Hashlock, and lastly helped creating a Security Roadmap.
Immersve supports centralized and decentralized payment experiences through their web3 bridging protocol, smart contracts, API and MasterCard.
Hashlock has conducted multiple smart contract security audits for Immersve, as well as application penetration testing. Hashlock also provided immersve with security consulting as they developed new features to ensure best practices and optimised architecture was implemented.
We assign our proven auditors with competition & bug bounty portfolios relevant to each project.
Hashlock engages the client to learn about their specifc blockchain application and security needs.
Hashlock works with the client to agree on a scope and timeline for the web3 security audit or engagement. We then assign industry renowned auditors with relevant experience and portfolios to your project, primarily from auditing competition and web3 bug bounty platforms.
Hashlock Privately Communicates our Findings in a Private Report.
This closed source preliminary report contains all vulnerabilities found, and the recommended fixes to mitigate them.
Hashlock Found:
Hashlock re-audits the codebase to ensure all findings have been resolved or acknoweldged, and asssures no new vulnerabilities have been implemented.
Hashlock’s final report can be made public at the clients discretion. If all vulnerabilities are successfully mitigated, this will result in a secure rating.
We assure all vulnerabilities are fixed so that the project can be secured.
Hashlock can promote the audit on various digital platforms to establish that the project is secure.
Hashlock assists with active security services such as on-chain monitoring, bug bounty management, upgradeable security, and much more.
When you are operating at the forefront of blockchain technology and Web3 applications, robust security is no longer a luxury, but a non-negotiable necessity.
At Hashlock, we specialise in providing in-depth blockchain security and Web3 security audits, designed to identify and address a multitude of vulnerabilities, thus ensuring the integrity and reliability of your decentralized projects.
With years of combined experience and a team of dedicated blockchain and Web3 security specialists, Hashlock employs a unique methodology that combines industry-leading technology with meticulous manual analysis.
We are wholeheartedly committed to fostering a secure and trustworthy digital ecosystem, empowering our clients to confidently navigate the complexities of blockchain and Web3…
Choosing the right security partner is crucial for the overall success of your blockchain project. Hashlock offers a unique value proposition that sets us apart from the rest:
Hashlock has a strong track record of delivering successful security audits for a diverse range of blockchain projects.
We have worked with a multitude of high-profile clients, securing over $1.3 billion on-chain and completing over 200 audits!
We understand that the blockchain landscape is diverse, with various ecosystems and programming languages to contend with.
As such, Hashlock offers flexible solutions to accommodate your specific needs, whether you require audits for Rust, Solidity, or Haskell smart contracts, or you need comprehensive security assessments for your entire Web3 application.
Whatever the case, Hashlock can accommodate your needs and help strengthen your overall security with solutions that fit like a glove.
Hashlock provides a wide range of Web3 security services designed to protect your decentralized applications and smart contracts:
Hashlock painstakingly examines your smart contracts (written in Solidity, Rust, Vyper, etc.) to uncover vulnerabilities and ensure that they function exactly as intended; safeguarding your project from potential exploits and financial losses.
Going beyond just the smart contracts, Hashlock assesses the security of your entire Web3 application. This includes front-end interfaces, back-end systems, and all the interconnected components, thus providing comprehensive protection for your decentralized platform.
Hashlock simulates real-world attacks on your systems and applications, proactively identifying vulnerabilities before malicious actors can exploit them. This helps you strengthen your defences and prevents costly breaches.
Hashlock helps you establish and manage bug bounty programs, incentivising security researchers to discover and report vulnerabilities. This crowdsourced approach leverages a global network of experts to enhance your security posture.
Hashlock provides tailored training and consulting services to empower your team with all the knowledge and skills necessary to implement blockchain security best practices, thus ensuring your project is built on a solid foundation of robust security.
You can view our full range of services here.

Co-Founder of Coinsub
The Hashlock team is phenomenal! They are incredibly responsive, they output very detailed and high quality audits with fast turnaround and are super patient. The blockchain space is full of grifters and crappy providers, save your time and look no further! These guys are hands down one of my favourite service providers I’ve ever worked […]

CEO at CSENS
Hashlock has identified the product’s vulnerabilities, enabling the client to mitigate and fix them. Their audit report has helped the client confirm their work quality, improve it further, and boost their confidence in the product. Moreover, their team has communicated with the client consistently.

Founder at MezFi
The team at Hashlock are the best in the business when it comes to Smart Contract Auditing and general Cyber security related issues. I have worked with them extensively during the development of the software platform for my business, MezFi. They have been able to work to tight time-frames, and nothing is ever too much […]

Founder & CEO
“Since July 2023, we have been collaborating with Hashlock and I can attest to the exceptional quality of their work, their scrutiny and dedication. Having previously engaged with other leading firms like Quanstamp, I can confidently say that Hashlock’s reports match their level of quality.”

CEO of the Verida Network
“Hashlock are a fantastic team that go the extra mile to provide a world class audit service. Highly recommended.”
Blockchain security encompasses the measures taken to protect blockchain networks, cryptocurrencies, and decentralized applications from unauthorised access, attacks, and fraud.
It involves safeguarding digital assets, preventing malicious activities, and ensuring the integrity of the blockchain ecosystem.
Web3 represents the next generation of the internet, built upon decentralized technologies like blockchain. Web3 security is paramount to protect user data, prevent financial losses, and maintain the trust and integrity of decentralized applications and platforms.
Our auditors are trained to identify a wide range of vulnerabilities, including:
The cost of a blockchain security audit can vary significantly depending on the overall complexity of the project, the scope of the audit itself, and any specific requirements.
We provide personalised quotes tailored to your needs. Contact us today to discuss your project and receive a detailed cost estimate.
The duration of a Web3 security audit ultimately depends on the size and complexity of the project.
Typically, audits can range anywhere from a few days to several weeks. Rest assured, we will provide you with a clear timeline after an initial assessment of your project.
Our blockchain security audits follow a rigorous and systematic process to ensure comprehensive and accurate results, every time:
Initial Consultation and Scope Definition
We begin by understanding your project’s specific requirements and security concerns. This collaborative approach enables us to define the full scope of the audit and then tailor our methodology to your unique needs, ultimately ensuring that the audit is laser-focused and wholly efficient.
Comprehensive Testing and Vulnerability Assessment
Our audits involve a combination of automated and manual testing techniques to identify a wide range of vulnerabilities. This includes static and dynamic analysis, code reviews, and penetration testing.
We also conduct Rust, Solidity, and Move smart contract audits to cater to various blockchain platforms. This multi-faceted approach means that we leave no stone unturned in our quest to identify and mitigate any and all potential security risks.
Transparent Reporting and Final Audit
Once we’ve successfully completed the audit, we will then provide you with a detailed and transparent report, outlining all identified vulnerabilities, their severity levels, and actionable recommendations for remediation.
We’ll work closely alongside you to establish a clear understanding of the findings and assist you in achieving total security compliance.
Our reports are designed to be clear, concise, and easily actionable, providing you with all the information you need to strengthen your security posture.
Bug bounty programs incentivise security researchers to identify and report vulnerabilities, providing a proactive approach to security and leveraging the collective intelligence of the security community.
In proactively identifying and addressing vulnerabilities, you can strengthen your security and build trust with your users.
You can request an audit or consultation by filling out the contact form or reaching out to us directly via email or phone.
Our team is ready to answer your questions and guide you through the process.
Hashlock will seal the padlock on your blockchain and Web3 projects. Your decentralized applications and smart contracts will be thoroughly protected from any potential threats with our specialist auditors, comprehensive security services, and steadfast commitment to superior quality.
Don’t compromise on your security. Request an audit today and experience the peace of mind that comes with knowing your digital assets are in safe hands.