However, it is used to recognize the key owner, it’s not reliable completely as any value can be applied to it. Key operation is not affected by comment. It can be used for new and/or existing key. -C new-comment – This command is used to specify the comment to describe the key.
1024 is the perfect size for DSA key, while 2048 or 4096 are the perfect size for RSA keys.
Below is the complete guidance about how to generate RSA key in Windows operating system: PuTTYgen is used to generate public or private key pair for creating SSH keys.
You now have installed the mac port of PuTTY on your Mac OS X! You can either run the command “putty” in terminal to launch the program, or create a shortcut on your desktop by typing in “cp /opt/local/bin/putty ~/Desktop/PuTTY”.
Install Command Line Tools From Apple Account.The following steps have been tested on OS X El Capitan. For MacOS I haven’t really been able to find something close. You can save connections and preferences, making it quick and easy to connect to your servers. PuTTY is an open source SSH and telnet client developed originally by Simon Tatham for the Windows platform.