Re: linux error for my CentOS 8

>> 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: 34.212.90.147)
>> Error: Failed to download metadata for repo 'bintray--ookla-rhel': Cannot
>> download repomd.xml: Cannot download repodata/repomd.xml: All mirrors were
>> tried
>> [root@GreenRoom Downloads]#

>> 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 register
>> You are attempting to run "subscription-manager" which requires
>> administrative
>> privileges, but more information is needed in order to do so.
>> Authenticating as "root"
>> Password:
>> Password:
>> Registering to: subscription.rhsm.redhat.com:443/subscription
>> Username: gzegan
>> Password:
>> Unable to verify server's identity: [SSL: CERTIFICATE_VERIFY_FAILED]
>> certificate verify failed (_ssl.c:897)
>> [gzegan@GreenRoom ~]$ su -
>> Password:
>> [root@GreenRoom ~]# subscription-manager register
>> Registering to: subscription.rhsm.redhat.com:443/subscription
>> Username: gzegan@GreenRoom
>> Password:
>> Unable to verify server's identity: [SSL: CERTIFICATE_VERIFY_FAILED]
>> certificate verify failed (_ssl.c:897)
>> [root@GreenRoom ~]# subscription-manager refresh
>> This system is not yet registered. Try 'subscription-manager register
>> --help' for more information.
>> [root@GreenRoom ~]# subscription-manager auto
>> Usage: subscription-manager MODULE-NAME [MODULE-OPTIONS] [--help]

>>   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

>>   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