How to fix the Oracle error ORA-28394: decryption of data of length string failed?

In this post, you’ll learn more about the Oracle ErrorORA-28394: decryption of data of length string failed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28394: decryption of data of length string failed

Reason for the Error ORA-28394: decryption of data of length string failed

Decryption of data failed. Error may be due to plain text data in an external file being submitted for decryption, data encrypted with a different key or a utility being submitted for decryption, or TDE encrypted data in data files being corrupted.

How to fix the Error ORA-28394: decryption of data of length string failed ?

You can fix this error in Oracle by following the below steps

Verify that the correct external file is being specified or contact Oracle Support Services.