Decrypt text in SQL Server. Encryption and decryption string is much easier in SQL Server 2008. There is a way to encrypt a password and then store a password as VarBinary in a column by using EncryptByPassPhrase function. Encrypted column can be decrypted using the DECRYPTBYPASSPHRASE ...
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#加密 SELECT CONVERT(VARCHAR(MAX),ENCRYPTBYPASSPHRASE('New-HackerHK',CONVERT(NVARCHAR(MAX),'123456'))) 解密#解密 SELECT CONVERT(NVARCHAR(MAX),DECRYPTBYPASSPHRASE('New-HackerHK',ENCRYPTBYPASSPHRASE('New-HackerHK',CONVERT(NVARCHAR(MAX),'123456'))) _...
-- Save the result in column CardNumber_Encrypted. UPDATE Sales.CreditCard SET CardNumber_Encrypted = EncryptByKey(Key_GUID('CreditCards_Key11'), CardNumber, 1, CONVERT( varbinary, CreditCardID) ); GO 另請參閱 DECRYPTBYKEY (Transact-SQL) CREATE SYMMETRIC KEY (Transact-SQL) ALTER SYMMET...
-- In this case, the record is number 3681. UPDATE Sales.CreditCard SET CardNumber_EncryptedbyPassphrase = EncryptByPassPhrase(@PassphraseEnteredByUser , CardNumber, 1, CONVERT(varbinary, CreditCardID)) WHERE CreditCardID = '3681'; GO 另請參閱 DECRYPTBYPASSPHRASE (Transact-SQL) 加密階層...
DECRYPTBYKEY (Transact-SQL) CREATE SYMMETRIC KEY (Transact-SQL) ALTER SYMMETRIC KEY (Transact-SQL) DROP SYMMETRIC KEY (Transact-SQL) 加密层次结构 HASHBYTES (Transact-SQL) 反馈 此页面是否有帮助? 是否 提供产品反馈|在 Microsoft Q&A 获取帮助 ...
-- First, open the symmetric key with which to decrypt the data. OPEN SYMMETRIC KEY SSN_Key_01 DECRYPTION BY CERTIFICATE HumanResources037; GO -- Now list the original ID, the encrypted ID, and the -- decrypted ciphertext. If the decryption worked, the original -- and the decrypted ID...
ndbxfrm --decrypt-password=old --encrypt-password=new input_file output_file In the example just shown, old and new are the old and new passwords, respectively; both of these must be quoted. The input file is decrypted and then encrypted as the output file. The input file itself is not...
The encrypt() and decrypt() functions encrypt or decrypt the input varchar or nvarchar by using the supplied key.
These functions are used to encrypt a given string of characters or decrypt the ciphertext.The result returned by the SQLServerCryptoMethod.EncryptByPassPhrase function can be decrypted using the DecryptByPassPhrase function on SQL Server. Also the SQLServerCryptoMethod.DecryptByPassPhrase method can ...