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Securing your account: Difference between revisions
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* On clients that use OpenSSH (Linux, Mac and as an option under Windows), you can configure SSH behavior using ~/.ssh/config. In particular, you can define system and even username-specific behavior, such as selecting specific keys to use, or automatically selecting advanced features such as X/port forwarding, and even ProxyJump. | * On clients that use OpenSSH (Linux, Mac and as an option under Windows), you can configure SSH behavior using ~/.ssh/config. In particular, you can define system and even username-specific behavior, such as selecting specific keys to use, or automatically selecting advanced features such as X/port forwarding, and even ProxyJump. | ||
== For the system you log in to == | == For the system you log in to == | ||
One important advantage of using ssh keys is that the remote system only needs your public key. This value is not sensitive, so there is no risk of disclosure. If someone gets your public key, all they can do is give you additional access. | One important advantage of using ssh keys is that the remote system only needs your public key. This value is not sensitive, so there is no risk of disclosure. If someone gets your public key, all they can do is give you additional access. | ||
* Avoid placing any private keys on remote machines, even encrypted ones. An unencrypted key is equivalent to a password, and may be stolen or exposed inadvertantly. An encrypted key is, by itself, not sensitive - except if you ever use it on that machine (at which point you are effectively trusting the machine.) | * Avoid placing any private keys on remote machines, even encrypted ones. An unencrypted key is equivalent to a password, and may be stolen or exposed inadvertantly. An encrypted key is, by itself, not sensitive - except if you ever use it on that machine (at which point you are effectively trusting the machine.) | ||