Kirkland & Ellis advised Thoma Bravo-backed Sophos, a global leader of innovative security solutions for defeating cyberattacks, on its acquisition of Secureworks. The all-cash transaction is valued at approximately $859 million. Together, Sophos and Secureworks will help strengthen the resilience and security posture of global organizations of any size with a combination of security controls, artificial intelligence, world-class threat intelligence and two teams with decades of cybersecurity expertise.