3.20 Verify that TLS CA certificate file permissions are set to 444 or more restrictive
Information
http://docs.docker.com/articles/https/
Solution
#> chmod 444 <path to TLS CA certificate file> This would set the file permissions of the TLS CA file to '444'. Impact-None. Default Value-By default, the permissions for TLS CA certificate file might not be '444'. The default file permissions are governed by the system or user specific umask values.