Usage:	 pk12util -i importfile [-I] [-d certdir] [-P dbprefix] [-h tokenname]
		 [-k slotpwfile | -K slotpw] [-w p12filepwfile | -W p12filepw]
		 [-v]
Usage:	 pk12util -l listfile [-I] [-d certdir] [-P dbprefix] [-h tokenname]
		 [-k slotpwfile | -K slotpw] [-w p12filepwfile | -W p12filepw]
		 [-v]
Usage:	 pk12util -o exportfile -n certname [-d certdir] [-P dbprefix]
		 [-c key_cipher] [-C cert_cipher] [-M mac_alg]
		 [-m | --key_len keyLen] [--cert_key_len certKeyLen] [-v]
		 [-k slotpwfile | -K slotpw]
		 [-w p12filepwfile | -W p12filepw]