Changes between Initial Version and Version 1 of PublicKeyAuthentication


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Timestamp:
29/07/12 22:10:05 (7 years ago)
Author:
alamaison
Comment:

First bit of description

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  • PublicKeyAuthentication

    v1 v1  
     1Swish will use any keys you add to Putty's key agent, Pageant, to authenticate you with servers you connect to. 
     2 
     3= Public key authentication = 
     4 
     5One of the main benefits of SFTP is that it is secure as your data is carried over an encrypted SSH connection.  The most secure, and often most convenient, way to log into the server is using public key authentication.  The remarkable thing about this kind of authentication is that your ''private key'' (basically a really long password) is never actually sent to the server.  This adds that little extra bit of security in case the server has been attacked: the attackers don't have your key so can't pretend to be you when logging in anywhere else. 
     6 
     7How is the server still able to know it is really you?  In short, using very clever maths.  You can [http://en.wikipedia.org/wiki/Public-key_cryptography read more about it] if you're interested.