Aetna Ventures, GV and MassMutual Ventures have committed funds to the latest round for cyberthreat detection platform CyberGRX.

US-based cybersecurity software producer CyberGRX has raised $20m in a series B round featuring the investment arms of healthcare provider Aetna, internet technology conglomerate Alphabet and insurer Massachusetts Mutual Life Insurance.

Aetna Ventures, GV and MassMutual Ventures participated alongside Bessemer Venture Partners (BVP), which led the round, Allegis Capital, TenEleven Ventures, ClearSky, Rally Ventures and additional, existing strategic investors.

Other investors and partners for CyberGRX include Blackstone, and ClearSky Power and Technology Fund as well as several undisclosed institutions and private…