Its great having access to corporate email while my mobile device is offline. If I’m on a plane, or if network access doesn’t work in a particular area, I can still read and reply to my email. But offline access, which is provided via a local database of downloaded email on my phone, can have its risks. If my phone is lost or stolen, all of my email history (whatever period downloaded , Apple Mail defaults to one month) is exposed via this local email.
To reduce this risk, many MDMs offer the ability to wipe lost or stolen mobile phones. But due to slow reporting, the phone may not be wiped for 24-48 hours after the phone is lost. This is the risky period during which the thief can scan the phone for sensitive information. (more…)