CISA Director Jen Easterly said the agency's new Joint Cuber Defense Collaborative seeks imagination and innovation in the hacker community to help secure critical infrastructure.
A whole of government approach, along with collaboration from the private sector, is key to disrupting the ransomware ecosystem.
A new National Security Memorandum from President Biden sets performance goals for critical infrastructure security and creates a new CI security initiative.
While law enforcement and security researchers have made progress against some ransomware groups, Europol and other law enforcement officials say the threat will remain for some time.
President Biden told Russian President Putin in a phone call tha the U.S. will take "any necessary action" to defend its infrastructure from ransomware and other attacks.