Four ways to control which external resources GroupDocs.Merger for .NET loads when merging untrusted Html uploads, compared side by side: the 26.10 secure defaults, a trusted-asset handler, WhitelistedResources prefixes, and SkipExternalResources for documents you already trust....Untrusted HTML Documents Safely in .NET Merge Untrusted HTML Documents...treat the external resources an HTML upload references, and picking...