# Using 7.8X version of kibana while ssl configuration getting error as below

**URL:** https://discuss.elastic.co/t/using-7-8x-version-of-kibana-while-ssl-configuration-getting-error-as-below/358707
**Category:** Elasticsearch
**Tags:** elastic-stack-monitoring, elastic-stack-alerting
**Created:** [May 3, 2024, 11:58am UTC](https://discuss.elastic.co/t/using-7-8x-version-of-kibana-while-ssl-configuration-getting-error-as-below/358707 "2024-05-03T11:58:34Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![2328943\_dc](https://avatars.discourse-cdn.com/v4/letter/2/a9adbd/32.png) [@2328943\_dc](https://discuss.elastic.co/u/2328943_dc)
#### Post date: [May 3, 2024, 11:58am UTC](https://discuss.elastic.co/t/using-7-8x-version-of-kibana-while-ssl-configuration-getting-error-as-below/358707/1 "2024-05-03T11:58:34Z")

</div>

Using 7.8X version of kibana we are trying for ssl configuration using below link for guidence :[[Elasticsearch Cluster Security - TLS, SSL & CERTUTIL Certificates](https://opster.com/guides/elasticsearch/security/elasticsearch-cluster-security/)]

But while generating CA Certificate using below command facing error as mentioned below at end :  
bin/elasticsearch-certutil cert --silent --pem --in config/certificates/instances.yml -out /certs/bundle.zip

ERROR: Must specify either --ca or --ca-cert/--ca-key or --self-signed, with exit code 64