LAYER 1 FOUNDATIONS

Audits for the Layer 1 code everything else runs on

We’ve worked extensively with the Solana Foundation on auditing the Solana Core code, partnered with Sui Foundation and Mysten Labs since pre-mainnet, and hold an ongoing retainer with Binary Builders to audit the Cosmos SDK.

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$36.82B+ On-chain TVL secured66% Core-severity findings120+ Projects audited

QUESTIONS

Questions about Layer 1 audits

Which Layer 1 work has OtterSec done?

We’ve worked extensively with the Solana Foundation on auditing Solana Core code, partnered with Sui Foundation and Mysten Labs since Sui’s pre-mainnet, partnered with Aptos since testnet, and hold an ongoing retainer with Binary Builders to audit the Cosmos SDK.

WHY IT MATTERS

Chain-level work across ecosystems

Worked extensively with the Solana Foundation on auditing Solana Core code and Account Compression.
Partnered with Aptos to secure the chain since testnet, and reviewed the Move compiler rewrite on behalf of Aptos.
Novel differential transactional fuzzers for Solana validators, leading to multiple critical denial of service findings.

WHAT WE AUDIT

Chain components we’ve reviewed

We audit Layer 1 foundations, wallets, DeFi protocols, bridges, and the infrastructure that connects them.

Solana Core

Public reports include Solana Core v1.10 to v1.11, Solana Core Address Table, Solana Core ELF Parser, and Solana Runtime Syscalls.

Sui

Our Sui work covers the validator client and the Sui framework, plus peripheral components like ZK Login and the native bridge.

Cosmos SDK

An ongoing retainer with Binary Builders to audit the Cosmos SDK itself, with public reports including Cosmos SDK V2 and Cosmos SDK v53.

Aptos standard library

We worked with the Aptos core team to formally verify their standard library.

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Protect your core code with OtterSec

We work with leading teams across multiple blockchains to provide a holistic and collaborative approach to security.

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