On Wed, 11 Aug 2004 14:10:18 -0700, Secure Science Corporation Advisory Notice <bugtraq@xxxxxxxxxxxxxxxxx> wrote: > Solution: > - --------- > Add 2-factor authentication (passcode requirement) by default and cease > implicit trust of Caller-ID information. T-Mobile's messaging system (in Indianapolis, at least. I do not know if they have migrated to a single VM system) has a setting the user can specify to require passcode when calling from mobile phone. --je