How to Configure SSH Passwordless Login on RHEL 7
How to Configure SSH Key Pair Authentication on RHEL 7/CentOS 7/RHEL 8/CentOS 8 SSH stand for Secure Shell or Secure Socket Shell. SSH is use to take Shell session securely, SSH is a cryptographic network protocol. Secure Socket Shell (SSH) is a network protocol that use port 22 of Transmission Control Protocol (TCP) and it is work on transport layer through application layer of OSI Model. The main purpose of Secure Socket Shell (SSH) is to take remote session securely. By use of Secure Socket Shell (SSH) data is encrypted between the computers means client and server, and Secure Socket Shell (SSH) protocol transfer the files securely. Secure Socket Shell (SSH) is the replacement of insecure terminal like telnet, rsh (remote shell) and rlogin (remote login) because Secure Socket Shell (SSH) provide a secure channel or tunnel for connectivity between client machine and server machine. For transferring a file, Secure Socket Shell (SSH) is also replacement of File transfer protocol due to