Fw: linux error for my CentOS 8

Hello,  Thanks to all to replied to my request for help.I have tried a few new steps to resolve this and as you can see in this email I am still at a standstill.Any and all help is appreciated.please advise.thanks,Greg

----- Forwarded Message ----- From: greg zegan <gjzegan@yahoo.com>To: Greg Zegan <gjzegan@yahoo.com>Sent: Thursday, July 15, 2021, 11:15:10 AM EDTSubject: linux error for my CentOS 8
sudo dnf install @mysql[sudo] password for gzegan: Updating Subscription Management repositories.Unable to read consumer identity
This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register.
bintray--ookla-rhel                                                                             16  B/s |  10  B     00:00    Errors during downloading metadata for repository 'bintray--ookla-rhel':  - Status code: 403 for https://ookla.bintray.com/rhel/repodata/repomd.xml (IP: 34.211.43.146)Error: Failed to download metadata for repo 'bintray--ookla-rhel': Cannot download repomd.xml: Cannot download repodata/repomd.xml: All mirrors were tried[gzegan@GreenRoom ~]$ subscription-manager registerYou are attempting to run "subscription-manager" which requires administrativeprivileges, but more information is needed in order to do so.Authenticating as "root"Password: Password: Registering to: subscription.rhsm.redhat.com:443/subscriptionUsername: gzeganPassword: Unable to verify server's identity: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:897)[gzegan@GreenRoom ~]$ su -Password: [root@GreenRoom ~]# subscription-manager registerRegistering to: subscription.rhsm.redhat.com:443/subscriptionUsername: gzegan@GreenRoomPassword: Unable to verify server's identity: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:897)[root@GreenRoom ~]# subscription-manager refreshThis system is not yet registered. Try 'subscription-manager register --help' for more information.[root@GreenRoom ~]# subscription-manager autoUsage: subscription-manager MODULE-NAME [MODULE-OPTIONS] [--help]
Primary Modules: 
  attach         Attach a specified subscription to the registered system  list           List subscription and product information for this system  refresh        Pull the latest subscription data from the server  register       Register this system to the Customer Portal or another subscription management service  release        Configure which operating system release to use  remove         Remove all or specific subscriptions from this system  status         Show status information for this system's subscriptions and products  unregister     Unregister this system from the Customer Portal or another subscription management service
Other Modules:   
  addons         Modify or view the addons attribute of the system purpose  auto-attach    Set if subscriptions are attached on a schedule (default of daily)  clean          Remove all local system and subscription data without affecting the server  config         List, set, or remove the configuration parameters in use by this system  environments   Display the environments available for a user  facts          View or update the detected system information  identity       Display the identity certificate for this system or request a new one  import         Import certificates which were provided outside of the tool  orgs           Display the organizations against which a user can register a system  plugins        View and configure with 'subscription-manager plugins'  redeem         Attempt to redeem a subscription for a preconfigured system  repo-override  Manage custom content repository settings  repos          List the repositories which this system is entitled to use  role           Modify system purpose role  service-level  Manage service levels for this system  subscribe      Deprecated, see attach  unsubscribe    Deprecated, see remove  usage          Manage usage setting for this system  version        Print version information
[root@GreenRoom ~]# subscription-manager refreshThis system is not yet registered. Try 'subscription-manager register --help' for more information.[root@GreenRoom ~]# subscription-manager registerRegistering to: subscription.rhsm.redhat.com:443/subscriptionUsername: rootPassword: Unable to verify server's identity: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:897)[root@GreenRoom ~]# 

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