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en:hpc:software:putty [2020/01/10 08:11]
vrintala [First time]
en:hpc:software:putty [2020/01/10 08:27] (current)
vrintala [First time]
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 Now you should be able to quickly load connection settings and after hitting **Open** you should be connected to server. Now you should be able to quickly load connection settings and after hitting **Open** you should be connected to server.
  
-PuTTY will give security alert on first connect with message "The server's host key is not cached in registry". Then it shows the fingerprint of host key. Check that it matches to ones listed in info page of particular cluster. You are looking SSH host key fingerprint from basic information table:+PuTTY will give security alert on first connect with message "The server's host key is not cached in registry". Reason for this is that there need to be mechanism which allows user to verify that connection is being created to the specific host given and not to something else. PuTTY shows the fingerprint of host key in error message. Check that it matches to ones listed in info page of particular cluster. You are looking SSH host key fingerprint from basic information table:
  
   * [[en:hpc:styx|styx]]   * [[en:hpc:styx|styx]]
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   * [[en:hpc:hydra|hydra]]   * [[en:hpc:hydra|hydra]]
  
-If it doesn't match contact admin **immediately** and do **NOT** proceed. If it matches it means that server you are connecting is cluster login node and just hit "Yes". PuTTY stores this value for future use and verifies host every time when connecting. If you get this kind of warning later you should be extremely careful as it indicates that someone is trying to perform a man-in-the-middle type attack.+If it doesn't match contact admin **immediately** and do **NOT** proceed. If it matches it means that server you are connecting is the cluster login node and just hit "Yes". PuTTY stores this value for future use and verifies the host every time when connecting. If you get this kind of warning later you should be extremely careful as it indicates that someone is trying to perform a man-in-the-middle type attack.
  
 ==== Everyday use ==== ==== Everyday use ====
 
/opt/webdata/webroot/wiki/data/pages/en/hpc/software/putty.txt · Last modified: 2020/01/10 08:27 by vrintala
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