UpGuard：2026年“影子供应链”报告：供应商清单残缺成因与缺口补齐方案（英文版）

The average security team is blind to 72.9% of its active vendor supply chain. This is not hyperbole; it is a forensic reality. Our report presents an analysis of anonymized telemetry from 20 organizations, covering 3,470 application usage records and 1,427 unique vendors. The findings confirm a growing suspicion among security leaders: the procurement-based inventory model—the current status quo—is no longer a reflection of operational reality. This gap in what is documented and what is actu