Softbank helped the XDR cybersecurity software provider secure crossover financing at a valuation likely to have exceeded $3bn.

US-headquartered endpoint security software provider Cybereason raised $275m in crossover financing from investors including telecommunications and internet group Softbank.

Private equity firm Liberty Strategic Capital led the round, which was also backed by asset manager Neuberger Berman. The valuation was estimated by TechCrunch to be roughly $3bn, and by Globes as between $3.1bn and $3.3bn.

Cybereason has built an extended detection and response (XDR) platform that uses big data, behavioural analytics and machine learning to identify and thwart attacks, delivering…