Military investigations reveal Hamas meticulously collected intelligence on IDF bases and tanks over several years. The 2,500-strong unit monitored soldiers’ social media posts, infiltrated #WhatsApp groups, and created thousands of fake accounts to track personnel. Their database focused on the Merkava Mark 4 tank, including a hidden kill switch used during the October 7, 2023, attacks, which resulted in 53 casualties at Nahal Oz base. Hamas also built virtual reality simulators of IDF bases fo