Jake, a professional hacker, installed spyware on a target iPhone to spy on the target user's activities. He can take complete control of the target mobile device by jailbreaking the device remotely…

DroidSheep is an Android application primarily used for Wi-Fi session hijacking and is not a spyware for iPhones.

Androrat is a Remote Access Trojan (RAT) specifically designed to target and control Android devices, not iOS devices.

Trident refers to a set of three critical zero-day vulnerabilities (CVE-2016-4655, CVE-2016-4656, CVE-2016-4657) found in iOS that allowed for remote jailbreaking and installation of sophisticated spyware like Pegasus. This exploit provided attackers complete control over the device, enabling extensive surveillance activities such as recording audio, capturing screenshots, and monitoring communications, directly matching the scenario described for the target iPhone.

Zscaler is a legitimate cloud security company providing security services, not a type of spyware.