FuzzingLabs

Founded in 2021 and headquartered in Paris, FuzzingLabs is a cybersecurity startup specializing in vulnerability research, fuzzing, and blockchain security. The company combines cutting-edge research with hands-on expertise to secure some of the most critical components in the blockchain ecosystem.

Core Services

FuzzingLabs provides comprehensive security solutions across multiple domains including blockchain security, AI/ML security, cryptography and zero-knowledge proofs, mobile security, and telecom infrastructure security. Their services encompass security assessments and audits, custom tooling development, applied research and development, and expert-led training programs.

Blockchain Security Leadership

The company has identified thousands of vulnerabilities in essential blockchain components including RPC libraries, cryptographic systems, compilers, and smart contracts. FuzzingLabs works with leading protocols across multiple ecosystems including Solana, Ethereum, Starknet, Sui, Aptos, NEAR, Cosmos, and Polkadot. Major clients include Sui Foundation, Ethereum, Coinbase, Worldcoin, Web3 Foundation, Aleo, Filecoin, Parity, Starkware, and Aztec.

Products and Tools

FuzzingLabs develops both commercial and open-source security tools. FuzzForge is their flagship AI-powered security testing platform that automates vulnerability discovery through intelligent fuzzing, AI-driven analysis, and a marketplace of security tools. Solazy is their modular CLI toolkit for Solana static analysis and reverse engineering. The company also maintains pioneering open-source projects including cairo-fuzzer, sierra-analyser, thoth, sui-fuzzer, and beaconfuzz (an Ethereum 2.0 fuzzing framework).

Key Strengths

FuzzingLabs specializes in low-level vulnerability research and develops cutting-edge tools including fuzzers, binary translators, and symbolic execution frameworks. Their next-generation telecom fuzzer has identified multiple zero-day vulnerabilities in major open-source network implementations. The team consists of approximately 25+ security researchers, engineers, and cryptographers with expertise spanning multiple programming languages including Rust, Go, JavaScript/TypeScript, Python, C/C++, WebAssembly, Solidity, Move, and Cairo.

Training Excellence

The company offers specialized technical training courses covering language security, reverse engineering, program analysis, fuzzing techniques, and secure development practices. Training is delivered through flexible formats including live on-site sessions for teams and self-paced e-learning platforms for individuals, with completion badges provided upon finishing courses.

Why Choose FuzzingLabs

FuzzingLabs brings together advanced vulnerability research methodologies, proven tools that have uncovered thousands of real-world vulnerabilities, and deep expertise across blockchain, AI/ML, cryptography, mobile, and telecom security domains. Their continuous collaboration with leading companies, protocols, and foundations ensures they remain at the forefront of emerging security challenges in Web3 and beyond.