1.Set up encryption.type For AES (symmetric encryption) or RSA (asymmetric encryption) from application.yml,The default is OFF
2.Open the sourcepasswordencryptutils file to find initrsakey and initaeskey according to application.yml The encryption method of the file configuration performs the initialization key
3.The file containing the secret key will be placed in the userfiles/AES/private.txt or userfiles/RSA/private.txt and userfiles/RSA/public.txt
