NatWest has apologised to customers after its online service were disrupted by a 'denial-of-service' cyber attack. In a statement, a spokesperson said:
Due to a surge in internet traffic deliberately directed at the NatWest website, some of our customers experienced difficulties accessing our customer web sites this evening.
This deliberate surge of traffic is commonly known as a distributed denial of service (DDoS) attack. We have taken the appropriate action to restore the affected web sites.
At no time was there any risk to customers. We apologise for the inconvenience cause.