Despite having an aversion to configuring and maintaining security and crypto software, I accepted that I had to update my system in response to the recent big Debian security problem. If I can do it, you can do it. Below are my notes, but keep in mind that my security rank is somewhere between ignorant and uninterested.
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EdLesMann
15 years 51 weeks 6 days 19 hours ago
Debian SSH keys
OK, I know that this is a bit old (as the original article was posted 3 days ago) but the method this article talks about is already a bit outdated.
If you have a problem and have not fixed it, then you should look into the official method. As a user, simply run:
ssh-vulnkey
As root:
ssh-vulnkey -a