In the digital age, security is a top priority for business as well as IT. In order to accelerate business, work styles that transcend locations and organizations are becoming more common, while not only protecting the network in the on-premise environment so far, but also areas such as endpoints and clouds are expanding. There is an urgent need to make these changes an opportunity for “Digital Transformation” to accelerate business. Explains security requirements to be reconfirmed to accelerate DX and future guidelines based on the results of detection services and Incident Response, Red Team Testing, and Advanced Targeted Threat Hunting in a global security surveillance network.