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ArchLinux News: openssh-7.0p1 deprecates ssh-dss keys


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openssh-7.0p1 deprecates ssh-dss keys

 

2015-08-14 - Gaetan Bisson

 

In light of recently discovered vulnerabilities, the new openssh-7.0p1 release deprecates keys of ssh-dss type, also known as DSA keys. See the upstream announcement for details.

Before updating and restarting sshd on a remote host, make sure you do not rely on such keys for connecting to it. To enumerate DSA keys granting access to a given account, use:

 

	grep ssh-dss ~/.ssh/authorized_keys

 

If you have any, ensure you have alternative means of logging in, such as key pairs of a different type, or password authentication.

 

Finally, host keys of ssh-dss type being deprecated too, you might have to confirm a new fingerprint (for a host key of a different type) when connecting to a freshly updated server.

 

 

https://www.archlinu...s-ssh-dss-keys/

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