Hello
everyone, I am going to share the query and functions for Encrypt and
Decrypt GUID, Text, String using SQL Server.
Table of Content:-
1. Query for Encrypt
and Decrypt.
2. Create Function
for Encrypt
3. Create Function
for Decrypt
5. Query Result.
QUERY FOR ENCRIPT & DECRIPT :-
DECLARE
@encrypt_Token VARBINARY(255)
DECLARE
@decrypt_Token NVARCHAR(255)
SELECT
@encrypt_Token =
ENCRYPTBYPASSPHRASE('TOKEN', '997AEBEC-2362-40DA-A506-9F0E965BC4AE')
SELECT
@encrypt_Token AS
GUID_TO_ENCRYPT
SET
@decrypt_Token = (SELECT CONVERT(VARCHAR(100), DECRYPTBYPASSPHRASE('TOKEN', @encrypt_Token)))
SELECT
@decrypt_Token AS
DECRYPT_TO_GUID
FUNCTION - ENCRIPT TOKEN STRING :-
CREATE
FUNCTION FNC_ENCRIPTION_TOKEN(@Token NVARCHAR(255))
RETURNS
VARBINARY(8000)
AS
BEGIN
DECLARE @encriptToken
VARBINARY(8000)
SET @encriptToken = ENCRYPTBYPASSPHRASE('TOKEN', @Token)
RETURN (@encriptToken)
END
GO
FUNCTION - DECRIPT TOKEN STRING :-
CREATE
FUNCTION FNC_DECRIPTION_TOKEN(@encrypToken VARBINARY(8000))
RETURNS
NVARCHAR(255)
AS
BEGIN
DECLARE @decriptToken
VARBINARY(4000)
SET @decriptToken = DECRYPTBYPASSPHRASE('TOKEN',@encrypToken)
RETURN (@decriptToken)
END
GO
HOW TO USE OF ENCRIPT AND DECRIPT A
TOKEN STRING FUNCTIONS?
DECLARE
@decriptToken NVARCHAR(4000);
DECLARE
@encriptToken VARBINARY(8000);
SET
@encriptToken =
[dbo].[FNC_ENCRIPTION_TOKEN]('997AEBE1-236E-40DX-A5A6-9F02965BX4AE')
SELECT
@encriptToken
SET
@decriptToken =
[dbo].[FNC_DECRIPTION_TOKEN](@encriptToken)
SELECT
@decriptToken
The output/result looks like,
