Component Object Model (COM) Error – TRUST_E_COUNTER_SIGNER 0x80096003

In this post, you’ll learn about the error “TRUST_E_COUNTER_SIGNER 0x80096003” that is returned when working with COM based APIs or libraries in Windows.

COM Error Message


What is COM?

Microsoft’s COM stands for Component Object Model. Component Object Model (COM) is a networked, object-oriented framework for building interoperable binary software components.   Microsoft’s OLE (compound documents), ActiveX (Internet-enabled components), and other products are built on the COM base technology.

Error Description

Below is the description of this COM Error.

One of the counter signatures was invalid.