Component Object Model (COM) Error – SEC_E_STRONG_CRYPTO_NOT_SUPPORTED 0x8009033A

In this post, you’ll learn about the error “SEC_E_STRONG_CRYPTO_NOT_SUPPORTED 0x8009033A” that is returned when working with COM based APIs or libraries in Windows.

COM Error Message

SEC_E_STRONG_CRYPTO_NOT_SUPPORTED 0x8009033A

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.

The other end of the security negotiation is requires strong crypto but it is not supported on the local machine.

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