Cloud security startup Upwind raises $400M at $3.8B valuation as revenue quadruples

Upwind Security Inc., which focuses on cloud and artificial intelligence security, announced $400 million in new funding at a $3.8 billion valuation. The round exceeded earlier reports of $300 million, with an additional $100 million added by closing. The company has achieved significant revenue growth, quadrupling its annual recurring revenue.

Summary and key points written by AI from the headline and a short excerpt, so they can be incomplete or wrong. SiliconANGLE did the reporting; read the original for the full story.