: When you find a peer, you must perform a 68-byte Handshake . This message includes the literal string "BitTorrent protocol" and the 20-byte InfoHash to confirm you both want the same file.

: Your client sends an HTTP or UDP request to a tracker —a central server that keeps a list of active peers for that specific InfoHash.

The hash is a unique identifier (InfoHash) for a specific set of files on the BitTorrent network. To "download" this torrent and develop a write-up, you must follow the standard BitTorrent architecture steps: decoding the metadata, communicating with trackers, and verifying data integrity. 1. Decoding the Torrent Metadata Every torrent begins as a .torrent file or a magnet link .