zookeeper.ssl.protocol — Kafka Broker Configuration
Specifies the protocol to be used in ZooKeeper TLS negotiation. An explicit value overrides any value set via the same-named zookeeper.
Description
Specifies the protocol to be used in ZooKeeper TLS negotiation. An explicit value overrides any value set via the same-named zookeeper.ssl.protocol system property.
Default Values by Kafka Version
| Kafka Version | Default Value |
|---|---|
| 2.5 | TLSv1.2 |
| 2.6 | TLSv1.2 |
| 2.7 | TLSv1.2 |
| 2.8 | TLSv1.2 |
| 3.0 | TLSv1.2 |
| 3.1 | TLSv1.2 |
| 3.2 | TLSv1.2 |
| 3.3 | TLSv1.2 |
| 3.4 | TLSv1.2 |
| 3.5 | TLSv1.2 |
| 3.6 | TLSv1.2 |
| 3.7 | TLSv1.2 |
| 3.8 | TLSv1.2 |
| 3.9 | TLSv1.2 |
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