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docs/en/mavlink/security_hardening.md
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@@ -14,16 +14,16 @@ Without message signing enabled, any device that can send MAVLink messages to th
When MAVLink signing is not enabled, an attacker within communication range can:
| Capability | MAVLink mechanism |
| --- | --- |
| Execute shell commands | `SERIAL_CONTROL` with `SERIAL_CONTROL_DEV_SHELL` |
| Read, write, or delete files | MAVLink FTP protocol |
| Change any flight parameter | `PARAM_SET` / `PARAM_EXT_SET` |
| Upload or overwrite missions | Mission protocol |
| Arm or disarm motors | `MAV_CMD_COMPONENT_ARM_DISARM` |
| Terminate flight (crash) | `MAV_CMD_DO_FLIGHTTERMINATION` |
| Trigger emergency landing | Spoofed `BATTERY_STATUS` |
| Reboot the vehicle | `MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN` |
| Capability | MAVLink mechanism |
| ---------------------------- | ------------------------------------------------ |
| Execute shell commands | `SERIAL_CONTROL` with `SERIAL_CONTROL_DEV_SHELL` |
| Read, write, or delete files | MAVLink FTP protocol |
| Change any flight parameter | `PARAM_SET` / `PARAM_EXT_SET` |
| Upload or overwrite missions | Mission protocol |
| Arm or disarm motors | `MAV_CMD_COMPONENT_ARM_DISARM` |
| Terminate flight (crash) | `MAV_CMD_DO_FLIGHTTERMINATION` |
| Trigger emergency landing | Spoofed `BATTERY_STATUS` |
| Reboot the vehicle | `MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN` |
All of these are standard MAVLink capabilities used by ground control stations.
Without signing, there is no distinction between a legitimate GCS and an unauthorized sender.