What is Coinbase security & compliance?

Could you elaborate on the security and compliance measures employed by Coinbase? As a leading cryptocurrency exchange, I'm interested in understanding how they ensure the safety of their users' funds and adhere to regulatory requirements. Specifically, I'd like to know about their encryption protocols, cold storage solutions, fraud detection mechanisms, and any compliance frameworks or certifications they have obtained. This information is crucial for assessing the trustworthiness and reliability of Coinbase as a financial service provider.