August 1 - 3:55pm EDT   A Georgia-born author, researcher and speaker who was due to deliver a speech about a new flaw in Apple's FileVault encryption system at the annual Black Hat hacker convention next week in Las Vegas will no longer be speaking at the event, according to a recent report. The encryption system is used in the Mac OS X v10.3 and newer operating systems. Charles Edge's scheduled presentation was pulled from the scheduled talks last week. Edge claims to have signed confidentiality agreements with Apple prevented him from delivering the address. [full story]