Disclosed herein are systems, methods and devices system for identifying a misbehaving computerized device. In some implementations, the system includes a processor to perform operations including receiving, by the system, a report about a computerized device, wherein the report comprises a pseudonym certificate from the computerized device, and wherein the pseudonym certificate comprises a linkage value. The operations also include transmitting, by the system and to a cloaking authority device, a request for a cloak index, wherein the request for the cloak index comprises the linkage value from the pseudonym certificate from the computerized device. The operations also include receiving, by the system, the cloak index from the cloaking authority device, and determining, by the system and using the cloak index, that the computerized device is the misbehaving computerized device.