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Difference between revisions of "Password change"

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(Created page with "Due to a security incident on Hawk within the pre-production timeframe, all users must change their passwords and remove/replace ssh-keys before June 3rd 2020. This page provi...")
 
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Due to a security incident on Hawk within the pre-production timeframe, all users must change their passwords and remove/replace ssh-keys before June 3rd 2020. This page provide more information and help for some problems.  
 
Due to a security incident on Hawk within the pre-production timeframe, all users must change their passwords and remove/replace ssh-keys before June 3rd 2020. This page provide more information and help for some problems.  
  
If your account is enabled for multiple ressources, you have to do the changing procedure only once.  
+
* If your account is enabled for multiple ressources, you have to do the changing procedure only once.
  If you get an error while changing the password, check your environment. Passwd is a simple bash script located in ( /opt/system/wrappers/passwd on Vulcan or /opt/passwd on change.hww.hlrs.de).  
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* If you get an error while changing the password, check your environment. Passwd is a simple bash script located in ( /opt/system/wrappers/passwd on Vulcan or /opt/passwd on change.hww.hlrs.de).  
 
   
 
   
  
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Login on an frontend system which is accessable for you.
 
Login on an frontend system which is accessable for you.
  Vulcan users:   ssh –l <your login> cl5fr2.hww.hlrs.de
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Run the passwd command to change your password. Please read information and watch output of this command. On success following text is displayed: Password changed successfully.
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==== Vulcan users: ====
Wait for a minimum of 20 minutes to redistribute the password
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  ssh –l <your login> cl5fr2.hww.hlrs.de
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  Run the ''passwd'' command to change your password. Please read information and watch output of this command. On success following text is displayed: Password changed successfully.
 +
  Wait for a minimum of 20 minutes to redistribute the password
 
   Remove your ssh-keys (see below)
 
   Remove your ssh-keys (see below)
  
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  remove compromised ssh-keys:
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=== remove compromised ssh-keys ===
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  cd      #  change into your HOME Directory
 
  cd      #  change into your HOME Directory
 
  rm –rf .ssh  
 
  rm –rf .ssh  

Revision as of 14:31, 25 May 2020

Due to a security incident on Hawk within the pre-production timeframe, all users must change their passwords and remove/replace ssh-keys before June 3rd 2020. This page provide more information and help for some problems.

  • If your account is enabled for multiple ressources, you have to do the changing procedure only once.
  • If you get an error while changing the password, check your environment. Passwd is a simple bash script located in ( /opt/system/wrappers/passwd on Vulcan or /opt/passwd on change.hww.hlrs.de).


Todo so following steps are necessary:

Login on an frontend system which is accessable for you.

Vulcan users:

  ssh –l <your login> cl5fr2.hww.hlrs.de
  Run the passwd command to change your password. Please read information and watch output of this command. On success following text is displayed: Password changed successfully.
  Wait for a minimum of 20 minutes to redistribute the password
  Remove your ssh-keys (see below)


Users with accounts on Hawk only:

 A server has been set up to provide a mechanism for the change:
  ssh –l  <your login> change.hww.hlrs.de

Run the passwd command to change your password. Please read information and watch output of this command. On success following text is displayed: Password changed successfully.

  Remove your ssh-keys (see below)



remove compromised ssh-keys

cd      #  change into your HOME Directory
rm –rf .ssh 

mkdir .ssh chmod 700 .ssh chmod og-w ~