TokenBridge Audit by Quantstamp (covers xDai bridge functionality)

Completed: January 8, 2020

Conclusion: All high risk issues resolved and low risk issues addressed. More information available in this post.

Contracts: Revised in version 3.3.0 to address audit. https://github.com/poanetwork/tokenbridge-contracts/releases/tag/3.3.0​

STAKE Token Distribution by Quantstamp

STAKE Token Distribution Audit

Completed: June 24, 2020 Conclusion: No High or Medium risks, all low and informational risks addressed

DPOS Audit

In the original audit, the working name for the staking token was DPOS. This changed to STAKE.

DPOS Audit Completed: September 5, 2019 Conclusion: All risks resolved. Contracts: Version 1.0.1 addressed items in audit. https://github.com/xdaichain/stake-token/releases/tag/v1.0.1​

STAKE Legal Opinion

The token constitutes a VFA in terms of Maltese law. Please contact team@xdaichain.com to request access to the document.

POSDAO Initial Security Audit by PepperSec

Completed: August 2019

Conclusion: All issues fixed or addressed. Due to scalability concerns, teams created a new methodology to accumulate and later “pull” their stakes and rewards instead of the “push” strategy as implemented in the audited version of the contracts.

Contracts: Version 0.1.0 addresses issues present in audit. https://github.com/poanetwork/posdao-contracts/releases/tag/v0.1.0​