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Glossary

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Q

QuadRooter

A set of four vulnerabilities affecting Android devices built using Qualcomm chipsets. If any one of the four vulnerabilities are exploited, an attacker can trigger privilege escalations for the purpose of gaining root access to a device.

Qualcomm

An American telecommunications company that designs and markets wireless telecommunications products and services.

Quality of service (QoS)

The ability to provide different priorities to different applications, users or data flows, or to guarantee a certain level of performance to a data flow.

QuickTime

An extensible multimedia framework developed by Apple, capable of handling various formats of digital video, pictures, sounds and interactivity.