Security Audits

This page documents the various third-party security audits conducted on Threshold Network components, including tBTC bridge, staking contracts, the vending machines, thUSD, and integrations.

Cross-Chain Integrations

Zellic – Sui Integration (tBTC)

• Date: 01 May 2025

• Report: View PDF

• Scope: tBTC integration with the Sui blockchain

Hashlock – Starknet Integration (tBTC)

• Date: April 2025

• Report: View PDF

• Scope: tBTC integration with the StarkNet blockchain

Thesis Defense – Base Integration (tBTC)

• Date: April 11th, 2024

• Report: View PDF

• Scope: tBTC integration with the Base blockchain

tBTC Bridge Audits

Least Authority – Solana Smart Contracts (tBTC)

• Date: 29 August 2023

• Report: View Audit PDF - Link to Least Authority

• Scope: Smart contracts for the tBTC Bridge on Solana

Least Authority – tBTC Bridge

• Date: 29 September 2022

• Report: View Audit PDF - Link to Least Authority

• Scope: Security audit of the core tBTC Bridge contracts

T Vending Machine Audits

CertiK – Vending Machine

• Date: 19 November 2021

• Report: View Audit PDF - Link to CertiK

• Scope: Vending machine security audit

ChainSecurity – Staking, T Token, and Vending Machine

• Date: 09 November 2021

• Report: View Audit PDF - Link to ChainSecurity

• Scope: Staking contracts, T token logic, and vending machine mechanisms