Satellite 6 - How to resolve the error Katello::Resources::Candlepin::CandlepinPing: 404 Resource Not Found?

Issue

hammer ping results in the following errors:

# hammer ping
[Foreman] Username: admin
[Foreman] Password for admin: 
candlepin:      
    Status:          FAIL
    Server Response: Message: 404 Resource Not Found
candlepin_auth: 
    Status:          FAIL
    Server Response: Message: Katello::Resources::Candlepin::CandlepinPing: 404 Resource Not Found  (GET /candlepin/status)
pulp:           
    Status:          ok
    Server Response: Duration: 43ms
pulp_auth:      
    Status:          ok
    Server Response: Duration: 21ms
elasticsearch:  
    Status:          ok
    Server Response: Duration: 31ms
foreman_tasks:  
    Status:          ok
    Server Response: Duration: 1ms

• candlepin error log contains javax.jms.JMSException: Error creating connection: General SSLEngine problem

Note: There can be more reasons other than the above why candlepin returns 404 Resource Not Found in hammer ping.
This KCS describes one use case when after changing certificates, candlepin its truststore was obsolete and caused the General SSLEngine problem.