Bollcoin, October 28 — According to Bloomberg, AI cloud security company Upwind announced it has completed a $400 million funding round led by Bessemer Venture Partners, with participation from existing investors including Greylock Partners and Craft Ventures, at a valuation of $3.8 billion. Upwind mainly provides security protection for enterprise cloud infrastructure, detecting malware and suspicious activity, and expanded its platform this year to address AI-related security risks. The new funds are intended for engineering R&D as well as building out its sales and marketing teams.