The function NCryptOpenStorageProvider is a foundational component of the Windows Next Generation Cryptography (CNG)
This function acts as the "gatekeeper" to a Key Storage Provider (KSP). Before your application can create, open, or use a persistent cryptographic key (like an RSA or Elliptic Curve key), it must first load the provider that handles that key. The Default Provider : If you call this function with a provider name, it loads the default Microsoft Software Key Storage Provider Hardware Security
: Unlike primitive providers (functions starting with B ), the storage provider (functions starting with N ) is specifically designed for persisting and loading keys. ncryptopenstorageprovider new
The following C++ snippet demonstrates opening the default software provider:
Elias checked the status:
MS_PLATFORM_CRYPTO_PROVIDER : For interacting with a hardware . If NULL, the default provider is loaded. dwFlags : Currently reserved; should be set to 0 . Common Use Cases
Windows handles asymmetric cryptography and persistent keys through CNG Key Storage Functions . Before generating, exporting, or using a persistent key pair, an application must request a session handle from a designated provider. NCryptOpenStorageProvider dynamically loads the provider binary into memory and spins up its underlying services. C++ Syntax and Parameters The following C++ snippet demonstrates opening the default
ncryptopenstorageprovider new --provider-type aws-ebs --encryption AES-256 --key-id arn:aws:kms:...
#include <ncrypt.h>