Aug 3 (Reuters) - Steelmaker ArcelorMittal said ‌on Monday it ‌was expanding its collaboration ​with Microsoft as part of its "Cloud First, Data ‌Centric" ⁠strategy, which uses Azure as ⁠its primary cloud computing platform. The ​company said ​it ​would integrate ‌Microsoft Fabric, Purview and Foundry to modernize its IT systems, improve cybersecurity ‌and reduce ​its ​reliance ​on legacy ‌technology. Financial terms ​of ​the deal were not disclosed. (Reporting ​by ‌Zakarya Meliani in Gdansk, ​editing by ​Milla Nissi-Prussak)