Mention Espionage app for encrypted backups. Fix #69.
Mention Espionage app for encrypted backups. Fix #69.

drduh/OS-X-Security-and-Privacy-Guide,DeadLion/macOS-Security-and-Privacy-Guide,ScheerMT/OS-X-Yosemite-Security-and-Privacy-Guide,drduh/OS-X-Yosemite-Security-and-Privacy-Guide,drduh/macOS-Security-and-Privacy-Guide