diff --git a/en/azure/networksecuritygroups/open-telnet.md b/en/azure/networksecuritygroups/open-telnet.md index a8e31e21a..4189ee693 100644 --- a/en/azure/networksecuritygroups/open-telnet.md +++ b/en/azure/networksecuritygroups/open-telnet.md @@ -15,16 +15,14 @@ | **Recommended Action** | Restrict TCP port 23 to known IP addresses | ## Detailed Remediation Steps - - -1. Log into the Microsoft Azure Management Console. -2. Select the "Search resources, services, and docs" option at the top and search for Network security groups.
+1. Log in to the Microsoft Azure Management Console. +2. Click the search bar at the top and search for Network security groups.
3. Select the "Network security group" that needs to be verified.
4. Click on the "Name" of the selected "Network security group" to access the port configurations.
5. In the "Overview" tab scroll down the page and check the "Inbound security rules" under the "Settings".
-6. If the "Telnet" for port 23 with the protocol "TCP" is showing as "Allow" for all "Source" and "Destination" then the selected "Network security group" has TCP port 23 for Telnet open to the public.
-7. Repeat steps number 2 - 6 to verify other "Network security group."
-8. Navigate to the "Network security group" and select the security group that needs to modify for restricting the "TCP" port for "Telnet" on port 23 to specific IP Address.
+6. If the "Telnet" for port 23 with the protocol "TCP" is showing as "Allow" under column "Action" for all "Source" and "Destination" then the selected "Network security group" has TCP port 23 for Telnet open to the public.
+7. Repeat step number 2 - 6 to verify other "Network security groups".
+8. Navigate to the "Network security group" and select the security group that needs to be modified for restricting the "TCP" port for "Telnet" on port 23 to specific IP Address.
9. Scroll down the left navigation panel and choose "Inbound security rules" under "Settings."
-10. Click on the "Telnet" protocol in the "Name" column and under "Source" select the "IP Address" from the dropdown menu and enter the "Source IP addresses/CIDR ranges" as per the requirement, select the required Protocol and Action and click on the "Save" option at the top panel.
-11. Repeat steps number 8 - 10 to restrict TCP port 23 for Telnet to known IP addresses.
+10. Click on the "Telnet" protocol in the "Name" column and in the right pane under "Source" select the "IP Address" from the dropdown menu and enter the "Source IP addresses/CIDR ranges" as per the requirement, select the required "Protocol" and "Action" and click on the "Save" option at the top of the pane.
+11. Repeat step number 8 - 10 to restrict TCP port 23 for Telnet to known IP addresses.
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