| Head | Type | Length | DTU ID | Client Data | Tail |
| 1 byte | 1 byte | 2 bytes | 11 byte | ⩽1024 bytes | 1 byte |
| 0 × 7B | 0 × 89 | 0 × 10 | 0 × 7B |
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A
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Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.