‹ GR-12.1 Electronic Frauds GR-12.1.2 › GR-12.1.1 PSPs must implement enhanced fraud monitoring of movements in customers’ accounts to guard against electronic frauds using various tools and measures, such as limits in value, volume and velocity. Added: January 2021 ‹ GR-12.1 Electronic Frauds GR-12.1.2 ›