Total findings
51
High risk findings
10
Blockchain Security
Audits & Research
Auditing complex offchain code, ZK systems, blockchain infrastructure, and smart contracts.
10yr+
Established since 2016
$57b+
TVL protected
400+
Projects audited
6,500+
Total findings
700+
High-risk findings
Securing the largest names in the industry
Services
Specialist blockchain security expertise from auditors, researchers, and protocol engineers.
From early design reviews and development through ongoing infrastructure management, we help teams navigate security across the entire lifecycle of a blockchain system.
We work with teams building critical blockchain systems, helping them secure protocols, infrastructure, applications, and smart contracts.
Security Audits
Infrastructure, protocol, smart contract, and application-layer reviews for systems where a bug can become a production incident.
Embedded Security Support
Embedded security leadership and hands-on review for teams that need recurring senior guidance across engineering, releases, and risk decisions.
Security Training
Practical training for engineers, operators, and leadership teams responsible for high-value blockchain systems.
Blockchain Infrastructure Operations
Operator roles across roughly $0.5B of Lido stake and about 7% of the Aztec sequencer set, strengthened by our audit and engineering work.
All services
Case Studies
Total findings
38
High risk findings
6
Total findings
34
High risk findings
20
Total findings
20
High risk findings
4
See All Public Audits
Products
We don't just audit Ethereum.
We build it.
Sigma Prime has been building critical Ethereum infrastructure for almost a decade.
Lighthouse is among the most widely deployed consensus clients on Ethereum. Anchor strengthens client diversity for distributed validators. Bombora contributes to block production across the PBS supply chain. Secstant is security review tooling currently under development.
Consensus Client
Lighthouse
Open-source Rust Ethereum consensus client
production
DVT
Anchor
Rust SSV protocol implementation
production
Block Builder
Bombora
Ethereum block builder
production
Security Tooling
Secstant
Security review tooling in development
coming soon
All products
Need blockchain expertise?
Talk to us about security audits, protocol engineering, and operating critical blockchain infrastructure.
Services
Products
Resources
Company
Social
© Copyright 2026 by Sigma Prime. All Rights Reserved.