gordon mohr gojomousanet eugen leitl writes sun 11 aug 2002 gordon mohr wrote cryptosign outgoing mail dont set mailwall whitelist accept unsigned mail spoofed users dont like entering passphrases sending email usb fobs smart cards removable hardware yet widespread bad assumption reasonable ui would enter passphrase time launch mail program never per day sometimes per week myy workstations id even happy necessary signing key cached disk signing automatic hit send spammer code read local hard disk bigger problems spoofed spam gordon httpxentcommailmanlistinfofork sun 11 aug 2002 135715 0700 forged whitelist spam