Small- and medium-sized businesses (SMBs) have learned to save money and to spread out technology expenses with “Software as a Service” (SaaS) subscriptions that store software applications in a cloud-based environment instead of on the SMB’s own servers. The growth of SaaS, however, has been matched and even surpassed by the expansion of “Crime as a Service” (CaaS), in which cyberthieves trade hacking tips and offer their data breach services for a fee over the dark web. Equifax’s recent hacking woes might lead an SMB to think that cyberthieves only target big businesses and leave SMBs alone. But the reality…