x8 is a hidden parameters discovery suite designed to identify undocumented or hidden parameters in web applications and APIs. The tool performs automated discovery of parameters that may not be visible in standard application interfaces or documentation. It supports multiple protocols and data formats, allowing security professionals to analyze various types of applications and services. x8 includes customizable filtering and sorting capabilities to help organize and prioritize discovered parameters. This functionality enables users to focus on the most relevant findings based on their specific testing requirements. The tool is primarily used during security assessments to uncover potential attack vectors through hidden or undocumented parameters that could lead to security vulnerabilities.