Comment on Ask HN: Review our startup: Deniable VideoparentComments−robotrout16yRegarding the "private key on the USB drive", I think the USB drive contains their software. Your private key is typed in at a password prompt.Regarding the "contempt of court" threat, they need to implement hidden volumes, like TrueCrypt does, and that will be addressed.−_cbsz16yThe password prompt is for a passphrase to unlock the private key. It's standard to encrypt the private key using the passphrase to provide some protection against the loss of the key.
Comments
Regarding the "private key on the USB drive", I think the USB drive contains their software. Your private key is typed in at a password prompt.
Regarding the "contempt of court" threat, they need to implement hidden volumes, like TrueCrypt does, and that will be addressed.
The password prompt is for a passphrase to unlock the private key. It's standard to encrypt the private key using the passphrase to provide some protection against the loss of the key.