International digital commerce relies on cross-border interactions involving diverse regulations, cultural expectations, digital infrastructures, and payment ecosystems. Trust formation in this context differs from domestic commerce due to increased perceived risks—quality uncertainty, fraud, currency issues, legal redress limitations, and data privacy concerns. This research explores how trust is built, maintained, and threatened in global online markets. Using conceptual frameworks, cross-regional comparisons, and hypothetical datasets, the paper identifies core drivers of trust, including platform credibility, payment security, regulatory alignment, social proof, logistics reliability, and digital identity verification. Findings suggest that trust is multidimensional and dynamic, shifting from traditional brand-centric trust toward ecosystem-driven trust facilitated by technology, policy, and data transparency.