crwdns2934241:0crwdne2934241:0 leevancleef

crwdns2934249:0crwdne2934249:0:

I found this. hope this helps http://osxdaily.com/2015/01/28/forgot-mac-firmware-password-what-now/

crwdns2915684:0crwdne2915684:0:

open