Dive Brief:

• The U.S. and the UK carried out their planned drill to test response and coordination to a major cybersecurity incident in the financial sector yesterday.
• Several large global firms and banks participated in the test.
• The test focused on how the world's two biggest financial centers might share information and communicate with the public during such an incident.

Dive Insight:

"We train and prepare for the threat of a financial cyber incident," said Britain's finance minister George Osborne. "And we will continue to work with our partners in the U.S. to enhance our cyber cooperation."

President Obama and British Prime Minister David Cameron agreed last January to run the joint exercise in 2015.

"It is testing how we would react to 'x' scenario, how would our colleagues in the U.S. react to the same, (and) how would we then coordinate communications with each other, to the sector and within the sector," a spokesman for British government cyber-security body CERT-UK said.