Most system administrators have applied linux login banner on their servers. The purpose of this linux login banner is to show some messages or warnings when ssh session connected and before entry. The message displayed in the linux login banner is dedicated either to the system administrator who wants to perform routine system maintenance or intruders who want to launch brute force attacks on the server. Linux Login Banner on CentOS 6 / CentOS 7 / RHEl 7 / Oracle Linux 7 To enable this in ssh you have to follow this simple steps: 1. Create a /etc/mybanner file and
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