22.7. Deauthorizing a Client

To revoke the authorization of a client to access the Red Hat Gluster Storage trusted storage pool, perform the following:

Procedure 22.12. Removing an authorized client from the allowed list

List currently authorized clients and servers
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```
gluster volume get VOLNAME auth.ssl-allow
```
```
$ gluster volume get VOLNAME auth.ssl-allow
```
For example, the following command shows that there are three authorized servers and five authorized clients.
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```
gluster volume get sample_volname auth.ssl-allow
```
```
$ gluster volume get sample_volname auth.ssl-allow
server1,server2,server3,client1,client2,client3,client4,client5
```
Remove clients to deauthorize from the output
For example, if you want to deauthorize client2 and client4, copy the string and remove those clients from the list.
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```
server1,server2,server3,client1,client3,client5
```
```
server1,server2,server3,client1,client3,client5
```

Set the new list of authorized clients and servers

Set the value of auth.ssl-allow to your updated string.

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gluster volume set VOLNAME auth.ssl-allow <list_of_systems>

$ gluster volume set VOLNAME auth.ssl-allow <list_of_systems>

For example, the updated list shows three servers and three clients.

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gluster volume set sample_volname auth.ssl-allow server1,server2,server3,client1,client3,client5

$ gluster volume set sample_volname auth.ssl-allow server1,server2,server3,client1,client3,client5