http://www.margi.marnet.net.mk/CA/certexport-mf.html
Converting pk12 / p12 files into pem files using openssl. `openssl pkcs12 -nocerts -in mycertificate.p12 -out ~user/.globus/userkey.pem` and `openssl pkcs12 -clcerts -nokeys -in mycertificate.p12 -out usercert.pem`