This three volume set, LNCS 17120–17122, constitutes the revised selected papers of the International Workshops on Software Quality, Reliability, and Security, QRS 2026 Workshops, held in Florence, Italy, during July 22–25, 2026.

The 132 full papers included in these volumes were carefully reviewed and selected out of XXX submissions. The papers are from the Industry Track, and Fast Abstract Track and cover the following topical sections: 

Part I: Generative Models and Agentic Software Workflows; Security Analytics, Privacy, and Forensic Assurance; Cloud, Edge, Distributed, and Operational Platforms;

Part II: Program Testing, Debugging, and Repair; and Autonomous and Cyber-Physical Systems Assurance; 

Part III: Formal Specification, Requirements, and Model-Based Validation; and Trustworthy AI Evaluation and Human-Centered Applications.