Palo Alto Networks, Inc. (NASDAQ:PANW) is one of the cheap AI stocks to buy in 2026. On March 5, 2026, Siemens announced a verified cybersecurity solution for industrial private 5G networks developed with Palo Alto Networks. The offering combines Siemens’ Private 5G infrastructure with Palo Alto Networks’ next-generation firewall, which Siemens said was optimized for AI and tested for high availability, resilience, and uninterrupted operations. According to the announcement, the solution is aimed at man ...