C # how to solve a denial-of-service error caused by RSA

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When I made a fast money interface, I encountered a problem that. net RSA encryption could not run normally on a win2008 server. After I changed to Win2003 server, the problem occurred, as shown below:

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"/" Indicates a server error in the application.
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Access denied.
 
Note: An unhandled exception occurs during the execution of the current Web request. Check the stack trace information for details about the error and the source of the error in the code.
 
Exception details: System. Security. Cryptography. CryptographicException: Access denied.
 
 
Source error:
 
An unhandled exception is generated during the execution of the current Web request. You can use the following exception stack trace information to determine the cause and location of the exception.
 
Stack trace:
 
 
[CryptographicException: Access denied.
]

"/" Indicates a server error in the application.
--------------------------------------------------------------------------------

Access denied.

Note: An unhandled exception occurs during the execution of the current Web request. Check the stack trace information for details about the error and the source of the error in the code.

Exception details: System. Security. Cryptography. CryptographicException: Access denied.

Source error:

An unhandled exception is generated during the execution of the current Web request. You can use the following exception stack trace information to determine the cause and location of the exception.

Stack trace:

[CryptographicException: Access denied.
]

After multiple searches on the network, the solution is found, but none of them are valid:

In the windows-2003 environment, set the access permission for the certificate storage directory and add the user everyone.

 

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Solution 1: Restore the password of the simulated account to the previous password;
 
Solution 2: C: \ Documents ents and Settings \ % userName % \ Application Data \ Microsoft \'s Crypto directory is deleted
Solution 1: Restore the password of the simulated account to the previous password;

Solution 2: C: \ Documents ents and Settings \ % userName % \ Application Data \ Microsoft \'s Crypto directory is deleted

Finally, in the IIS application pool, change the account to the local system to solve the problem!