SSL Mode

SSLMode

Key Name	Default Value	Required
SSLMode	PREFERRED (1)1	No

Description

This option specifies whether the connector uses SSL encryption and verification when connecting to MySQL.

• DISABLED (0)0: SSL is not used.
• PREFERRED (1)1: Use SSL encryption if the server supports it. Otherwise, connect without using SSL.
• REQUIRED (2)2: Use SSL encryption. If the server does not support SSL, the connection fails.
• VERIFY_CA (3)3: Use SSL encryption and either one-way or two-way identity verification. If the server does not support SSL or if identity verification fails, the connection fails.
• VERIFY_IDENTITY (4)4: Use SSL encryption and either one-way or two-way identity verification, and also verify the host name of the server. If the server does not support SSL or if a certificate or host name cannot be verified, the connection fails.

Related topics

• Using a Connection String
• Configuring SSL Connections
• Creating a Data Source Name
• Configuring a DSN-less Connection
• Security and Authentication
• SSL Configuration Options