# 🚫 Blocked Functions

The following functions are blocked in this environment. Calling them will likely result in an error (e.g., "Vulnerable function call blocked").

# `os` Library

Function Signature	Original Purpose
`os.execute([command])`	Executes a system command.
`os.exit([code])`	Terminates the host program.
`os.getenv(varname)`	Gets a process environment variable.
`os.remove(filename)`	Deletes a file.
`os.rename(old, new)`	Renames a file.
`os.setlocale(...)`	Sets the current locale.
`os.tmpname()`	Returns a temporary file name.

# `io` Library (Entire Library Blocked)

All standard io functions are blocked.

Function Signature	Original Purpose
`io.close([file])`	Closes a file handle.
`io.flush()`	Flushes the default output buffer.
`io.input([file])`	Sets/gets the default input file handle.
`io.lines([filename])`	Returns iterator for lines in a file.
`io.open(filename, mode)`	Opens a file, returns a file handle.
`io.output([file])`	Sets/gets the default output file handle.
`io.popen(prog, mode)`	Starts a process, returns a file handle.
`io.read(...)`	Reads from the default input file handle.
`io.tmpfile()`	Returns a handle for a temporary file.
`io.type(obj)`	Checks if `obj` is a valid file handle.
`io.write(...)`	Writes to the default output file handle.

# `debug` Library (Entire Library Blocked)

All standard debug functions are blocked.

Function Signature	Original Purpose
`debug.debug()`	Enters interactive debug mode.
`debug.getfenv(o)`	Gets function/thread environment.
`debug.gethook(...)`	Gets the current debug hook settings.
`debug.getinfo(...)`	Returns info about a function/stack level.
`debug.getlocal(...)`	Gets info about a local variable.
`debug.getmetatable(o)`	Gets the metatable of an object.
`debug.getregistry()`	Returns the registry table.
`debug.getupvalue(f, up)`	Gets info about a function upvalue.
`debug.setfenv(f, tbl)`	Sets function/thread environment.
`debug.sethook(...)`	Sets the debug hook function/mask.
`debug.setlocal(...)`	Sets the value of a local variable.
`debug.setmetatable(o, t)`	Sets the metatable of an object.
`debug.setupvalue(f, ...)`	Sets the value of a function upvalue.
`debug.traceback(...)`	Generates a stack traceback string.
`debug.upvalueid(f, n)`	Returns unique ID for an upvalue.
`debug.upvaluejoin(...)`	Makes two upvalues share their value.

# Global Functions / Dynamic Code

Function Signature	Original Purpose
`dofile(filename)`	Executes a file as a Lua chunk.
`load(func, ...)`	Loads a chunk from a reader function.
`loadfile([filename])`	Loads a chunk from a file (doesn't run it).
`loadstring(s, ...)`	Loads a chunk from a string (doesn't run it).
`getfenv([f])`	Gets the environment table of a function.
`setfenv(f, table)`	Sets the environment table of a function.
`getmetatable(object)`	Gets the metatable of an object.
`setmetatable(table, mt)`	Sets the metatable of a table.

# `package` Library (Specific Functions)

Function Signature	Original Purpose
`package.loadlib(...)`	Loads a C library dynamically.
`package.loaders`	Table of loader functions (modifying is risky).