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This header is used by Security and Identity. For more information, see:
ncryptprotect.h contains the following programming interfaces:
Functions
| NCryptCloseProtectionDescriptor Zeros and frees a protection descriptor object and releases its handle. |
| NCryptCreateProtectionDescriptor Retrieves a handle to a protection descriptor object. |
| NCryptGetProtectionDescriptorInfo Retrieves a protection descriptor rule string. |
| NCryptProtectSecret Encrypts data to a specified protection descriptor. |
| NCryptQueryProtectionDescriptorName Retrieves the protection descriptor rule string associated with a registered descriptor display name. |
| NCryptRegisterProtectionDescriptorName Registers the display name and the associated rule string for a protection descriptor. |
| NCryptStreamClose Closes a data protection stream object opened by using the NCryptStreamOpenToProtect or NCryptStreamOpenToUnprotect functions. |
| NCryptStreamOpenToProtect Opens a stream object that can be used to encrypt large amounts of data to a given protection descriptor. |
| NCryptStreamOpenToUnprotect Opens a stream object that can be used to decrypt large amounts of data to the same protection descriptor used for encryption. (NCryptStreamOpenToUnprotect) |
| NCryptStreamOpenToUnprotectEx Opens a stream object that can be used to decrypt large amounts of data to the same protection descriptor used for encryption. (NCryptStreamOpenToUnprotectEx) |
| NCryptStreamUpdate Encrypts and decrypts blocks of data. |
| NCryptUnprotectSecret Decrypts data to a specified protection descriptor. |
Callback functions
| PFNCryptStreamOutputCallback Receives encrypted or decrypted data from tasks started by using the NCryptStreamOpenToProtect or NCryptStreamOpenToUnprotect functions. |
Structures
| NCRYPT_PROTECT_STREAM_INFO Is used by the NCryptStreamOpenToProtect and NCryptStreamOpenToUnprotect functions to pass blocks of processed data to your application. |