bootstrap.servers=broker1.journal.softwareheritage.org:9093,broker2.journal.softwareheritage.org:9093,broker3.journal.softwareheritage.org:9093,broker4.journal.softwareheritage.org:9093
sasl.mechanism=SCRAM-SHA-512
security.protocol=SASL_SSL
sasl.jaas.config=org.apache.kafka.common.security.scram.ScramLoginModule required \
  username="USERNAME" \
  password="PASSWORD";