Smartphones have done wonderful things for employee mobility, but they have also complicated the security picture at organizations large and small. Where most companies used to limit smartphone use to one platform, such as Research In Motion’s Blackberry, most now cope with multiple smartphone models, platforms, and operating systems, each with its own quirks and vulnerabilities. Add the growing number of employees expecting to use the same device at home and work and things get even dicier. However, there are steps you can take to secure smartphone use. As usual, they involve education, policy, and technology. If you allow multiple smartphone...