Several security researchers say iOS security controls have made it really hard to analyze whether an iPhone has been compromised without jailbreaking it first (Lorenzo Franceschi-Bicchierai/VICE)

Lorenzo Franceschi-Bicchierai / VICE:
Several security researchers say iOS security controls have made it really hard to analyze whether an iPhone has been compromised without jailbreaking it first  —  A recent vulnerability in WhatsApp shows that there's little defenders can do to detect and analyze iPhone hacks.