SSH Keys And Their Management.
SSH keys or Secure Shell keys are the set of keys, which provides the user with the network security. These keys run under the SSH protocol. These keys are actually used to build a secure network with a connection to the Linux server. SSH keys, always come in a pair, each of them has a private key and a public key. These keys are available in many sizes. Also, one can create their own SSH keys, in a Windows System, by downloading and using an SSH client. The SSH protocol works on the client-server model.
These keys can be categorized into two types, based on who or what posses the key pairs:
1. Host Keys
2. Session Keys
3. User Keys
SSH Keys helps in the establishment of the secured network, by executing your command given at a local terminal through an encrypted SSH tunnel. It’s a text-based interfere, which helps you in connecting with the server directly. These keys are actually the set of cryptogenic keys, which are used for authentication. If you plan to establish the SSH keys, then you need to SSH daemon, which is a remote machine running on a software.
One can create SSH keys, by simply downloading them from the server, it is not that hard or complex task to create them. Once, these keys are formed, they actually function as that of software. It listens to the requests made at specific network ports, authenticates the network requests and then, provides the access to the user if correct credentials are entered. Being, an authentication protocol, which not just manually works on the credentials entered by the user, but also looks after the network requests made at the ports as well, makes it one of the best choice in the area.
These keys are great at their work and assure you to keep your network safe. They are frequently used by companies and brands. In fact, some of them have at least a million pairs of these keys, to secure their network. As SSH keys are used in such an abundance, it is really very necessary to manage them well, which in itself is a very huge task to do. Well, thanks to the development in the IT sector, they have also provided us with the SSH keys management software. The main functioning task of it is, to keep a record of all these keys and manage their usage well.
SSH keys are the authentication provider to the networks, thus they are considered crucial for the brand, which henceforth, creates the need to safeguard and manage them well. A good SSH key management server, not just avoid the nuisance of any mess created, but also reduce the security risk to the servers as well. It is also considered as one of the tools, to gain control over these keys.