blacklisting the bad ssh keys?

Steven M. Bellovin smb at cs.columbia.edu
Wed May 14 19:52:58 EDT 2008


Given the published list of bad ssh keys due to the Debian mistake (see
http://metasploit.com/users/hdm/tools/debian-openssl/), should sshd be
updated to contain a blacklist of those keys?  I suspect that a Bloom
filter would be quite compact and efficient.


		--Steve Bellovin, http://www.cs.columbia.edu/~smb

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