Il 17/06/2013 20:22, T L ha scritto: > Under GPA in windows there is a option to backup the private key from a > OpenPGP smartcard. The smartcard protocol of a standard OpenPGP card doesn't allow it. MyPGPid card will allow a controlled export.
> My understanding is that one of the main purposes of > smartcard use is to prevent the private key from being exported and > force cryptographic operations through the card. Roughly speaking, yes. > Is there a method of > setting the private key non exportable that I am unaware of ? If the key is generated on-card, you have no way to backup it. No need for "unexportable" flag: simply there's no command to export it. > If not then what am I missing ? The whole point of using a smartcard? :) > How is this more secure than a password protected file ? Since the key is never available to the host, there's no way a malicious software can copy it. BYtE, Diego. _______________________________________________ Gnupg-users mailing list Gnupg-users@gnupg.org http://lists.gnupg.org/mailman/listinfo/gnupg-users