Today I learned that SSH will, by default, try sending every SSH key you have to every server you connect to.
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@patio11@tcannonfodder Wrote a great post about this, coming from a slightly different angle a while back: https://thomascannon.me/posts/fix-ssh-keys/ … -
@matthewpearse@patio11 ah, right, thanks Matt! Glad like it!
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@patio11 Even IdentitiesOnly's not necessarily sufficient. The rabbit hole goes too deep for 140 characters: https://utcc.utoronto.ca/~cks/space/blog/sysadmin/SSHConfigIdentities …Thanks. Twitter will use this to make your timeline better. UndoUndo
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@patio11 "IdentityFile x\nHost A\n\tIdentityFile y\n\tIdentitiesOnly yes" will send key x, then key y when connecting to A. -
@patio11 Ran into this a few years back and wrote this patch: https://gist.github.com/ryancdotorg/5079621 …
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@patio11 there was a nice PoC of identifying you with this behaviour: https://blog.filippo.io/ssh-whoami-filippo-io/ …Thanks. Twitter will use this to make your timeline better. UndoUndo
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@patio11 IdentityFile does not specify a single identity to use even with IdentitiesOnly. It adds that identity to a list. (cont'd)Thanks. Twitter will use this to make your timeline better. UndoUndo
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