Home and Mobile workers as well as staff who use mobile devices to access company information and send and receive messages need to be included in the mix of IT Resilience. The presence of so many different devices in disparate locations and with software that may not be up to date can present significant security issues.
We need to consider the data being accessed and edited and possibly downloaded, as this can present issues of version control and backup.
In the event of a business interruption or disaster, these weaknesses can become very significant and could exasperate an already difficult situation.