Immunefi
One Platform. Unified Security Operations. Complete Onchain Protection.
Immunefi provides blockchain security solutions through bug bounty programs, audit competitions, and AI-powered security operations.
Supports:
(16)
Security
List of Security companies in Web3 (2026)
The sector dedicated to enhancing the safety and resilience of blockchain networks, smart contracts, and dApps through advanced cryptographic techniques, and best practices.
63 projects found · Last updated Mar 20, 2026
Projects
Deployed on:
Supports:
GoPlus Security
Decentralized security layer for web3.
GoPlus Security provides security infrastructure for Web3 through real-time risk detection APIs and protocols across blockchain networks.
Deployed on:
Supports:
(27)
Security
OpenZeppelin
The standard for secure onchain applications at any scale
OpenZeppelin provides security tools and services for blockchain developers to build and operate secure smart contracts across multiple networks.
Deployed on:
Supports:
(13)
Security
Kerberus
Enterprise-grade Web3 protection
Kerberus helps users avoid Web3 scams by blocking malicious sites and risky transactions in real time through a browser extension and developer API.
Supports:
(12)
Security
Crystal
Simplify blockchain investigations & AML compliance.
Blockchain intelligence platform for crypto investigations, compliance, and AML/CTF risk management.
Supports:
(11)
Security
Beosin
Securing a more transparent blockchain finance ecosystem
Beosin provides blockchain security and compliance solutions through formal verification technology and on-chain data analysis.
Supports:
(15)
Security
Halborn
Elite Security Solutions for Financial Services and Blockchain
Halborn provides security audits and assessments for blockchain protocols, smart contracts, and AI systems to identify vulnerabilities and strengthen defenses.
Supports:
(12)
Security
Certik
Provable Trust For All.
CertiK secures Web3 projects by providing blockchain security audits, formal verification, and AI-powered monitoring services.
Supports:
(6)
Security
QuillAudits
Your Leading Blockchain Security Autitor
QuillAudits provides smart contract security audits and penetration testing services for blockchain projects to identify vulnerabilities before deployment.
Supports:
(20)
Security
FailSafe
Trusted Security & Compliance for Blockchain and AI
FailSafe helps blockchain enterprises and AI platforms meet regulatory compliance through security audits, real-time threat monitoring, and operational resilience solutions.
Supports:
(7)
Security
Fuzzing Labs
Advanced Cybersecurity Solutions
FuzzingLabs is a security company that helps identify software vulnerabilities through research, testing, and training.
Supports:
(12)
Security
CUBE3
Stop Fraud Before It Happens
CUBE3 provides real-time transaction security for blockchain applications using AI to detect and block fraud, exploits, and compliance risks before they occur.
Supports:
(5)
Security
Cyberscope
Leading Blockchain Security
Cyberscope provides blockchain security services, specializing in smart contract audits and KYC verification to ensure the safety and integrity of decentralized projects
Supports:
(4)
Security
Hacken
End-to-end blockchain security & compliance partner for Digital Assets
Hacken provides blockchain security audits and compliance services for Web3 projects using expert-led analysis and AI-powered threat detection.
Supports:
IN(7)
Security
OtterSec
Security audits that protect blockchain ideas
OtterSec audits blockchain code to identify vulnerabilities and risks across Solana, Ethereum, Sui, and Aptos networks.
Supports:
(11)
Security
Hypernative
Secure Everything You Build, Run and Own Onchain
Hypernative detects web3 security threats in real-time across multiple blockchains and automates protective responses to prevent damage before it occurs.
Supports:
(5)
Security
Adevar Labs
Ship Safely
Adevar Labs provides smart contract audits, formal verification, and infrastructure security assessments for Web3 projects across multiple blockchain ecosystems.
Supports:
(11)
Security
Alterscope
Autonomous Risk Agents for the Future of Finance
Alterscope creates risk agents for DeFi protocols using verified data models to assess and monitor protocol risks in real time.
Deployed on:
Supports:
(5)
Security
Blockaid
The Onchain Security Platform
Blockaid offers security tools that protect blockchain users from fraud, phishing, and hacks through real-time transaction monitoring and threat detection.
Supports:
(6)
Security
ChainAware.ai
The Web3 AI Agents
ChainAware.ai provides AI-powered fraud detection, wallet auditing, and rug pull prediction for blockchain transactions across multiple networks.
Supports:
(4)
Security
ChainSecurity
Smart Contract Audits
ChainSecurity provides smart contract audits and security services for blockchain projects, financial institutions, and corporate clients.
Supports:
(6)
Security
Asymmetric Research
Enabling Secure Innovation
Asymmetric Research provides blockchain security services for L1/L2 chains and DeFi protocols through research, engineering, and incident response.
Supports:
(3)
Security
Frego
Building safer AI, free of Ego
Frego is a decentralized AI safety and Infrastructure protocol.
Supports:
(1)
Security
HackenProof
The world trusted web3.0 bug bounty platform, powered by the crypto cybersecurity leader.
HackenProof connects Web3 projects with ethical hackers to identify security vulnerabilities through bug bounty programs and audit contests.
Supports:
(1)
Security
Cantina
Securing the frontier of finance.
Cantina connects blockchain projects with security researchers through a marketplace for vulnerability assessments and smart contract reviews.
Supports:
(1)
Security
Certora
Move fast, break nothing
Certora provides formal verification tools for smart contract security, automatically identifying vulnerabilities before deployment.
Supports:
(2)
Security
CipherLabs
Web3's security layer
CipherLabs develops security infrastructure for Solana, protecting users from transaction-level threats through pre-connect scanning and anti-drain technology.
Supports:
(2)
Security
Circuit Protect
Immediate Keyless Recovery.
Circuit provides keyless backup and recovery for digital assets.
Security
Neodyme
Make Security Your Strength
Neodyme provides blockchain security audits, penetration testing, and cybersecurity training with specialization in Solana smart contract vulnerability detection.
Supports:
(1)
Security
Netki
Identity verification for all faces in all places
Netki provides compliance technology for digital asset companies through identity verification and travel rule solutions.
Supports:
(3)
Security
Accretion
Forge Stronger Systems
Accretion provides security audits for Solana programs, focusing on identifying technical vulnerabilities and security issues.
Supports:
(1)
Security
BlockSec
Ensuring a secure and seamless Web3 world
BlockSec provides blockchain security services including smart contract audits, real-time threat monitoring, and automated attack prevention.
Supports:
(1)
Security
Custos Diretriz
A decentralized safe for signing agreement and recording crime videos.
Custos Diretriz stores evidence and legal agreements on blockchain, providing immutable records for crime documentation and contract validation.
Deployed on:
Supports:
(1)
Security
Guvenkaya
The Bedrock of Security
Guvenkaya identifies security vulnerabilities in Rust code, non-EVM protocols, and Web2 systems using specialized auditing techniques.
Supports:
(2)
Security
ABDK
Your guide in the World of Crypto
ABDK provides smart contract audits and cryptography consulting for blockchain projects while maintaining open-source Solidity libraries.
Supports:
(1)
Security
Cairo Security Clan
Most talented Cairo auditors united to secure the Starknet ecosystem
Cairo Security Clan provides security audits and research services for projects in the Starknet ecosystem.
Supports:
(1)
Security
CoinFabrik
Securing the Ecosystem and Bringing Innovation Onchain
CoinFabrik provides blockchain security audits and development services for smart contracts across multiple ecosystems.
Supports:
(1)
Security
Hashlock
Secure Your Web3 Project with Hashlock
Hashlock provides blockchain security audits and smart contract analysis for Web3 projects and enterprises globally.
Supports:
(1)
Security
Innerworks
Making Online Spaces More Trustworthy
Innerworks aims to provide bot detection and user authentication to protect online platforms from fraudulent actors.
Deployed on:
Security
Open Security Alliance (SEAL)
Securing the future of crypto
Security Alliance helps crypto projects and users respond to security threats through incident response services, legal frameworks, and threat intelligence.
Security
Pashov Audit Group
World Class Smart Contract Security Audits
Pashov Audit Group finds security vulnerabilities in smart contracts through code reviews and provides actionable fixes.
Supports:
(1)
Security
Blowfish
Proactive defense for Web 3 wallets
Blowfish helps wallets protect users from fraud by providing real-time transaction analysis and threat detection.
Security
Enigma Dark
Enigma Dark: Your One-Stop Blockchain Security Solution
Enigma Dark is a security firm for reviewing and testing blockchain systems to help identify vulnerabilities in smart contracts and protocols.
Security
Ginger Security
White-hat web3 security
Ginger Security provides blockchain security audits and penetration testing for Web3 projects with specialized expertise in StarkNet technologies.
Security
Kann Audits
Advanced top-tier web3 security
KannAudits provides smart contract security audits for complex Web3 protocols through a decentralized network of top-tier security researchers.
Security
Least Authority
Security and Privacy for All
Least Authority provides security consulting and auditing services for Web3, blockchain, and FinTech projects.
Security
Merkle Science
The predictive crypto risk & intelligence platform
Merkle Science provides blockchain transaction monitoring and investigation tools for cryptocurrency compliance, fraud prevention, and crime detection.
Security
Mind Network
Pioneering FHE Infra for a Fully Encrypted Web
Mind Network is an encryption platform for protecting data privacy during processing in blockchain and web applications.
Security
MoveBit
Pioneer in Move Security
MoveBit provides smart contract security audits and developer tools for Move ecosystem blockchains using formal verification techniques.
Security
Obcydian
Fortress of defense. Cyber security experts.
Obcydian offers cyber security services and solutions to manage cyber risk, incident response, and digital forensics.
Security
Explore 63 Curated Security Projects
Welcome to The Grid's comprehensive directory of security projects in the Web3 ecosystem. Our team has hand-reviewed and verified each of these 63 companies to ensure you're discovering legitimate, active projects — not abandoned ventures or AI-generated listings.
What Makes Our Security Directory Different
Unlike automated aggregators, every project in our security category undergoes manual verification. We check for active development, real teams, and genuine utility. This human-first approach means you spend less time filtering through noise and more time finding the securitysolutions that matter for your needs.
Leading Security Projects
Discover 63 innovative projects in the security space, each bringing unique solutions and services to the Web3 ecosystem.
Start Exploring Security Projects
Each project listing includes key information to help you evaluate and connect with these companies. Whether you're researching for investment, seeking partnerships, or looking for securitysolutions to use, our directory provides the verified data you need to make informed decisions in the Web3 space.