How to re-lock ssh private key?

[Gordon Messmer]

Todd Zullinger wrote:
> 
> I do appreciate the efforts of the gnome keyring folks, but the
> documentation is sorely lacking, and having undocumented magic in the
> area of crypto key handling is not something that gives me warm
> fuzzies.

I believe the documentation wasn't written because services were 
intended to be identical to ssh-agent.  The "ssh-add" tool can still be 
used to add and remove identities, and has its own man page.