The Lord of the Keys

[Kevin]

At 1364755319 seconds of The Epoch, Ken Kundert wrote:
> I am currently using gpg-agent to hold both my gpg and ssh keys. I use two ssh 
> keys, which means that when I log in I have to give up to four passphrases to 
> unlock all of my keys. Given that gpg-agent is primarily a labor-saving device, 
> I am wondering if it would be possible to configure it to accept just one 
> passphrase and unlock all of my keys.
> 

Forgive me if this answer seems too simplistic--perhaps I am missing
something--but would it be possible to make your SSH authentication keys
subkeys of the same master/signing key?  Then, when you unlock the
master key, all the sub-keys should unlock with it (with one password).