(Corrects paragraph 2 to say net loss widened. Also corrects year-ago net loss figures in the same paragraph)
Aug 31 - Palo Alto Networks Inc reported a 27 percent rise in quarterly revenue as the cybersecurity company added more customers to its cloud-based security services.
The company's net loss widened to $38.2 million, or 42 cents per share, in the fourth quarter ended July 31, from $31.4 million, or 35 cents per share, a year earlier.
Revenue rose to $509.1 million from $400.8 million. (Reporting by Laharee Chatterjee and Arjun Panchadar; Editing by Martina D'Couto)