New Case Study: Unmanaged GTM Tags Become a Security Nightmare

This article summarizes a case study where a global ticket vendor suffered a data breach due to a misconfigured Google Tag Manager setup, highlights a survey of 4,000 GTM-using sites showing substantial risk (including 20% of connected apps leaking personal data), and warns that GTM misconfigurations can enable web-skimming and keylogging; it recommends continuous tag management and monitoring to mitigate privacy and compliance exposure.