CTP operational incident

either a single event or a series of linked events that:

1. (a) causes serious disruption to the delivery of a systemic third party service; or
2. (b) impacts the critical third party’s operations such that the availability, authenticity, integrity or confidentiality of assets belonging to firms which a critical third party has access to as a result of it providing a systemic third party service to those firms is or may be seriously and adversely impacted.