## task_set_security_token

Function - Change the target task's security token.

### SYNOPSIS

    kern_return_t   task_set_security_token
                    (task_t                                    task,
                     security_port_t                  host_security,
                     security_token_t                security_token);

### PARAMETERS

task
  [in task send right] The port for the task for which the token is to be set.

host_security
  [in security send right] The host's security port.

security_token
  [in scalar] The new security token.

### DESCRIPTION

The task_set_security_token function changes the specified task's security token; the new token will be included in all subsequent messages sent from the task. The initial value of a task's security token is that of its parent.

### NOTES

The host security port is a privileged port given to the system bootstrap task for the use of this call.

### RETURN VALUES

KERN_INVALID_SECURITY
  The value of host_security does not specify the security port for the host on which task lies.

### RELATED INFORMATION

Functions: task_create, task_info, mach_msg.