"CISA Chief: US-Ukraine Alliance Strengthened, Surpassing Five Eyes"

The head of the US Cybersecurity and Infrastructure Security Agency (CISA), Jen Easterly, highlighted the close operational relationship between the US and Ukraine in terms of information sharing and cybersecurity cooperation. Easterly stated that the partnership with Ukraine over the past year has been the closest the US has worked with any foreign partner. The collaboration has resulted in the sharing of threat intelligence and training to help Ukraine combat cyber intrusions and disruptions. Both countries have learned from each other's experiences in dealing with cyberwarfare. The relationship with Ukraine has also provided valuable insights for the US in preparing for potential cyber conflicts with other nations.