ByteHook is a ByteDance-hosted project whose name suggests a hooking or instrumentation library, likely used for hooking system calls or API calls for monitoring, sandboxing or instrumentation. The repository appears to aim at low-level hooking/injection capabilities, perhaps to support runtime introspection, behavioral monitoring, or hooking-based instrumentation (e.g. for security, tracing, sandboxing, or debugging). Because hooking is a common technique for intercepting library or system calls, Bhook likely provides abstractions to inject hooks into processes or libraries, enabling custom behavior monitoring or modification — which can be useful for building security tools, monitoring frameworks, or dynamic instrumentation. As such, Bhook would serve developers needing fine-grained control over runtime execution, e.g. to intercept calls, log behaviors, protect processes, or adapt system behavior dynamically.
Features
- Low-level API hooking / interception of system calls or library functions
- Ability to instrument or monitor runtime behavior of applications (calls, I/O, syscalls)
- Support for building security, sandboxing, or tracing tools via code injection or hook insertion
- Potential cross-platform or multi-runtime support (depending on implementation)
- Flexibility for dynamic instrumentation — enabling modifications at runtime rather than compile time
- Suitable as a foundation for higher-level tools (intrusion detection, monitoring, sandbox, logging)