Despite the existence of a small number of known viruses and malware designed for Apple products, a 2006 report by McAfee found a 228 percent increase in the annual rate of vulnerabilities in the period 2003-5, compared to Microsoft's products, which saw only 73 percent [REF].
In August 2014, it was publicized that hackers had discovered an exploit involving the Find My iPhone service, which allowed them to brute-force a user's Apple ID and access their iCloud data.