How a Regional Bank Reclaimed Custody and Rewrote Client Verification, Privacy, and Security

https://www.scribd.com/document/990409200/When-Institutional-Crypto-Collapses-Again-A-Skeptical-Guide-for-Burned-Veterans-180291

How Sable Bank's Custody Problem Forced a Strategy Shift Short version: Sable Bank had €4.2 billion in assets under custody scattered across three third-party custodians