EU Regulator ESMA Targets Crypto Custody Risks Under MiCA
ESMA is scrutinizing crypto custody providers on key management, incident response, and third-party tech reliance following MiCA's rollout.
Europe's top securities watchdog is turning its focus to the risks embedded in cryptocurrency custody operations, zeroing in on how providers manage private keys, respond to security incidents, and depend on outside technology vendors, according to a new report from Cointelegraph. The European Securities and Markets Authority, known as ESMA, launched the assessment in the wake of the Markets in Crypto-Assets regulation — MiCA — taking hold across the European Union.
The scrutiny signals a sharpening regulatory posture toward a sector that critics have long flagged as a weak link in digital asset infrastructure. Custody providers hold the private keys that control access to client crypto holdings, making their operational and security practices a direct systemic concern for regulators overseeing investor protection across the bloc.
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By examining incident response protocols alongside third-party technology dependencies, ESMA is effectively stress-testing whether custody firms built compliance frameworks durable enough to survive real-world disruptions — not just pass paperwork reviews. The move reflects a broader pattern of post-MiCA enforcement calibration, where the rule's broad mandates are now being translated into targeted supervisory actions.
For crypto firms operating under MiCA licenses, the ESMA review represents a meaningful escalation: regulators are no longer just asking whether firms comply, but probing the depth and resilience of that compliance. Industry observers note that third-party technology reliance — particularly cloud infrastructure providers — has emerged as an area of acute concern for financial regulators globally, not just in the EU.
Continue reading at Cointelegraph.
