password.encoder.old.secret — Kafka Broker Configuration
The old secret that was used for encoding dynamically configured passwords. This is required only when the secret is updated.
Description
The old secret that was used for encoding dynamically configured passwords. This is required only when the secret is updated. If specified, all dynamically encoded passwords are decoded using this old secret and re-encoded using password.encoder.secret when broker starts up.
Default Values by Kafka Version
| Kafka Version | Default Value |
|---|---|
| 1.1 | null |
| 2.0 | null |
| 2.1 | null |
| 2.2 | null |
| 2.3 | null |
| 2.4 | null |
| 2.5 | null |
| 2.6 | null |
| 2.7 | null |
| 2.8 | null |
| 3.0 | null |
| 3.1 | null |
| 3.2 | null |
| 3.3 | null |
| 3.4 | null |
| 3.5 | null |
| 3.6 | null |
| 3.7 | null |
| 3.8 | null |
| 3.9 | null |
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