The Resolv hack: How one compromised key printed $23M

https://www.chainalysis.com/blog/lessons-from-the-resolv-hack/

The Resolv Hack: How One Compromised Key Printed $23 Million

Web3 security lessons from the Resolv hack: how a compromised key enabled a $23M exploit, what went wrong, and how DeFi protocols can prevent similar attacks.

Chainalysis
Missing from the article - the hacker first compromised Resolv Lab's AWS account, took a private key from KMS that was used to control minting, then managed to extract $25 million into ETH before all protocol functions were suspended.

> took a private key from KMS

They used KMS to sign the minting operation, but they didn't "take" the key, AWS KMS doesn't let you extract keys.