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Step 1: Download and Install PuTTY, PuTTYgen and Pageant It's a relatively simple process to create a public/private key pair and install them for use on your ssh server. Secondly, once public/private key pair authentication has been set up on the server, you can disable password authentication completely meaning that without an authorized key you can't gain access - so no more password cracking attempts. Firstly, it is convenient as you no longer need to enter a password (unless you encrypt your keys with password protection) if you use public/private keys. Using encrypted keys for authentication offers two main benefits. How To Use SSH Keys on Windows Clients (with PuTTY)
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