> For the complete documentation index, see [llms.txt](https://bancor-network.gitbook.io/v2.1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://bancor-network.gitbook.io/v2.1/ethereum-contracts/security.md).

# Security

### Audits & Formal Verification

* BNT Liquidity Mining Audit by Peckshield [**here**](https://drive.google.com/file/d/1Oinq3ZKneCwlteVigwn1TCkwR2fLL9Oj/view?usp=sharing) (February, 2021)
* Bancor v2.1 audit by Peckshield [**here**](https://drive.google.com/file/d/1baijgjazL4PXD98hD8lGHfuvwNruIUbU/view?usp=sharing). (October, 2020)
* Bancor v2.1 audits by Certik [**here**](https://drive.google.com/file/d/1gGszH3bSU6gUZG0oCN79tfYWCx7OfGDe/view?usp=sharing) (governance) and [**here**](https://drive.google.com/file/d/1QvYBjlGsYKtuO6C82c4-eX4YF2F_NaPk/view?usp=sharing) (liquidity protection). (October, 2020)
* Bancor v2 audit by Halborn [**here**](https://github.com/HalbornSecurity/PublicReports/blob/master/Solidity%20Smart%20Contract%20Audits/Bancor_smartcontract_halborn_report_V1.pdf) (August, 2020)
* Bancor v2 audit by Consensys Due Diligence [**here**](https://drive.google.com/file/d/1NaUEy29L5vk6lcBn0L4DRv3cWgdpAGQu/view?usp=sharing)**.**  (July, 2020)
* Bancor v1 audit can be found [**here**](https://gist.github.com/Arachnid/c65fd1bd61a8e0294aef95a4808edc78). (May, 2017)

### [DeFi Safety Score →](https://www.defisafety.com/pqrs/36)

### Bancor Bug Bounty

Bancor has an open and ongoing [bug bounty program](https://blog.bancor.network/bancor-v2-bug-bounty-5bbb970d0097).