Dec 4 : Cybersecurity firm SentinelOne forecast fourth-quarter revenue below analysts' expectations on Thursday, and said Chief Financial Officer Barbara Larson will step down. The shares of the company fell more than 7 per cent in extended trading. The muted outlook underscores the challenges SentinelOne faces as it navigates an increasingly competitive cybersecurity market, where artificial intelligence tools are reshaping threat detection and endpoint protection. SentinelOne develops the AI-