Help Center/ MapReduce Service/ Component Operation Guide (Paris Region)/ Using Flink/ Flink Configuration Management/ Kerberos-based Security

Updated on 2022-12-14 GMT+08:00

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Kerberos-based Security

Scenarios

Flink Kerberos configuration items must be configured in security mode.

Configuration Description

The configuration items include keytab and principal of Kerberos.

**Table 1** Parameters
Parameter	Description	Default Value	Mandatory
security.kerberos.login.keytab	Keytab file path. This parameter is a client parameter.	Configure the parameter based on actual service requirements.	Yes
security.kerberos.login.principal	A parameter on the client. If security.kerberos.login.keytab and security.kerberos.login.principal are both set, keytab certificate is used by default.	Configure the parameter based on actual service requirements.	No
security.kerberos.login.contexts	Contexts of the jass file generated by Flink. This parameter is a server parameter.	Client, KafkaClient	Yes

Parent topic: Flink Configuration Management

Previous topic: State Backend

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