Location: Symbol Reference > Classes > TJwCryptKey Class > TJwCryptKey Members
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TJwCryptKey Members

The following tables list the members exposed by TJwCryptKey.

 
Name 
Description 
 
Duplicates an existing key.  
 
This function decrypts a data block. It trashes the encrypted data.  
 
Derives a key from a specified seed  
 
Destroys the key 
 
This function encrypts a data block. It trashes the original data.  
 
This is the overview for the ExportKey method overload. 
 
FreeBuffer frees buffer returned by previous calls to ExportKey .  
 
Randomly generates a key  
 
Randomly generates a public/private key pair and stores it in the key container of the specified CSP. The new key replaces the old key (if existing) in the container. Thus, this constructor is generally used in the following way:  
 
GetExportKeyLength can be used to determine the length of the export blob for subsequent calls to ExportKey .  
 
This function can be used to retrieve certain parameters of the key. It is mostly for internal use. See http://msdn2.microsoft.com/en-us/library/aa379949.aspx for more information. 
 
Gets one of the two standard key pairs of the specified CSP.  
 
Imports a key from a data blob  
 
Name 
Description 
 
The block size of the key. This is zero for stream ciphers. If the key is a public/private key pair, the encryption granularity is returned. 
 
The handle to the key 
 
The length of the key, as specified upon key creation 
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