The Magic Wormhole package comes with a library and a command-line tool named Wormhole. This tool lets you transfer arbitrary-sized files and directories, and even pieces of text from one computer to another. The two endpoints are identified by using identical “wormhole codes”: in general, the sending machine generates and displays a human-pronounceable code, which must then be typed into the receiving machine. This article is about installing the Wormhole command line utility on the source and target Ubuntu systems. Then, presenting an example of securely sending a file from one Ubuntu system to the other using Wormhole.

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