How to deny allow certains ip logging into ssh

1. To deny all IP's logging into SSH :

 # vi /etc/hosts.deny -> At the end at

   ALL:ALL [It means that all the IP's are blocked now]

2. To allow only certain IP's for logging into SSH

 # vi /etc/hosts.allow

   ALL : 127.0.0.1

   sshd : IPaddress : allow [only ssh service]

   ALL : IPaddress : allow [all services]

That's it. you are done. This is how you can block or allow certain IP's in your ssh

The topic on Linux - How to deny allow certains ip logging into ssh is posted by - Math

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