The stkBNB contract has been officially audited by which professional auditing firms?

Certic

Certil

pSTAKE’s stkBNB contract has also been audited by PeckShield, with a security audit by Halborn currently underway. We’ve also partnered with Certora for auditing critical smart contracts (incl. staking, unstaking, delegation) and monitoring smart contract rules.

Certik

Peckshield audit report Halborn audit report Certora audit github CI (audit report will be shared soon)