Rest-API (Transaction Security Broker)API Specificationv1RequestsBlock key requestBlock key request POST /v1/block Create a block request. Blocking a key is only supported if the key has smart key attributes. Request Responses201400403404500501Successful OperationClient ErrorRequest refusedResource not foundServer ErrorImplementation ErrorWas this helpful?Get started withCloudHSM for free.Need help?Contact Support.Other questions?Ask Sales.