What Is ITSM? The Guide to IT Service Management (2026)
A practitioner pillar guide to ITSM in 2026: a sharp definition, the 5 pillars, core processes, ITSM vs ITIL vs ITOM vs DevOps vs ESM, AI's real role, a vendor-neutral tools map, a phased implementation roadmap, KPIs, a maturity ladder, and a compliance section.
Kristina Shkriabina · May 25, 2026502