6.1.6.5 Vendor-Extensible Fields

It is possible to store provider-specific values in the trustAuthOutgoing and the trustAuthIncoming attributes [MS-ADA3] on a TDO. See the sections on TDO keys (section 6.1.6.9.1) and trustAuthIncoming (section 6.1.6.7.10) for details on the range of extensible values.