Palo Alto Networks’ acquisition of IBM’s QRadar on Cloud signals its push into the SIEM market, complementing its existing XSIAM platform. While XSIAM is marketed as “next generation,” it remains a first-generation product with limited adoption. Palo Alto plans to migrate QRadar customers to XSIAM, creating uncertainty for IBM users and raising concerns about complexity and transparency. This guide helps organizations evaluate options, whether maintaining legacy SIEM or upgrading to a modern solution, and highlights strategic considerations for ensuring effective threat detection, investigation, and response in today’s evolving security landscape.

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