系统会为 SQL 数据库自动创建一个数据库加密密钥。 用户无需使用 CREATE DATABASE ENCRYPTION KEY 语句创建密钥。 权限 需要数据库的 CONTROL 权限和用于加密数据库加密密钥的证书或非对称密钥的 VIEW DEFINITION 权限。 示例 有关使用 TDE 的其他示例,请参阅透明数据加密 (TDE)、使用 EKM 在 SQL Server 上启用 ...
SQL Server has two primary applications for keys: a service master key (SMK) generated on and for a SQL Server instance, and a database master key (DMK) used for a database. Service master key The Service Master Key is the root of the SQL Server encryption hierarchy. The SMK is automa...
USETESTDB2;GO--创建数据库加密key,使用MyServerCert这个证书加密CREATEDATABASEENCRYPTIONKEYWITHALGORITHM=AES_128 ENCRYPTIONBYSERVER CERTIFICATE MyServerCert;GO 但是在创建完DATABASE ENCRYPTION KEY(DEK)以后,会报如下警告: Warning: The certificate used for encrypting the database encryption key has not been ...
ENCRYPTION BY SERVER CERTIFICATE MyServerCert; GO 1. 2. 3. 4. 5. 6. 7. 8. 但是在创建完DATABASE ENCRYPTION KEY(DEK)以后,会报如下警告: Warning: The certificate used for encrypting the database encryption key has not been backed up. You should immediately back up the certificate and the ...
CREATE DATABASE ENCRYPTION KEY WITH ALGORITHM =AES_256 ENCRYPTION BYSERVER CERTIFICATE MyServerCert; GO ALTER DATABASEAdventureWorks2012 SET ENCRYPTION ON; GO 参考: 透明数据加密 (TDE) CREATE DATABASE ENCRYPTION KEY (Transact-SQL) ALTER DATABASE SET 选项 (Transact-SQL) ...
BACKUP DATABASEdatabasename TO DISK = 'filepath\filename.bak' WITH ENCRYPTION (ALGORITHM =AES_256, SERVER CERTIFICATE =certificatename) 2. 然后单击“执行”创建加密备份。 ✦ 方式 2: 使用 SSMS GUI 的 SQL Server 备份加密 1. 启动SSMS并连接到您的实例。右键单击要备份的数据库名称,然后选择“任务...
一个数据库中只能有一个ENCRYPTION KEY 查看:通过系统视图---SELECT * FROM sys.dm_database_encryption_keys ---SELECT * FROM sys.key_encryptions 查看ENCRYPTION KEY的信息 以上就是大致的关于这几种数据库对象的依赖关系图. 这些有什么用呢? 当需要...
Applies to:SQL ServerAzure SQL DatabaseAzure SQL Managed InstanceSQL database in Microsoft Fabric Encryption is the process of obfuscating data by the use of a key or password. This process can make the data useless without the corresponding decryption key or password. Encryption doesn't solve ...
SQL Server and Database Encryption Keys How-to Topics How to: Back Up the Service Master Key How to: Restore the Service Master Key How to: Create a Database Master Key How to: Back Up a Database Master Key How to: Restore a Database Master Key How to: Create Identical Symmetric Key...
SQL Server 数据库是由对称密钥(也称为数据库加密密钥 (DEK))加密的。 DEK 以加密的格式随数据库一起保留。 DEK 保护程序可以是证书或非对称密钥 。 若要更改 DEK 保护程序,请使用ALTER DATABASE ENCRYPTION KEY语句。 SQL Server 中的非对称密钥具有包含指向控制平面内的密钥的 URL 链接的元数据。 因此,所有...