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Polygon – Heimdall and Bor

We performed a security audit of Polygon’s Heimdall and Bor implementations. Bor is a Go implementation of the Matic protocol (Polygon), which is a fork of Go Ethereum and proof-of-stake (PoS) layer 2 designed to optimize transaction efficiency and provide quick transaction finality, relative to Ethereum. Heimdall is a validator

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Chainsafe – Sygma

Least Authority has been requested to perform a security audit of Sygma. Sygma provides an interoperability layer between blockchains and is intended to facilitate cross-chain functionality for dApps. The system is composed of a network of validators that run the relayer implementation, and smart contracts on the source and destination

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Polygon – Plonky2

Least Authority performed a security audit of Plonky2 implementation of Polygon Zero, a library for recursive SNARKs. To read the full report including our findings, click here: Report

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Althea – Gravity Bridge

Althea has requested that Least Authority perform a security audit of their Gravity Bridge, a bridge between Ethereum and Cosmos-based blockchains. The Gravity Bridge facilitates the transfer of ERC-20 tokens originating on Ethereum to Cosmos and back to Ethereum. Report

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