With trembling hands, Mira pasted the address of Leo’s messaging board. The library’s fan whirred loudly as the request traveled—hop, skip, jump—through a chain of encrypted servers hidden in old data centers, abandoned IoT devices, and even a decommissioned weather satellite.

The internet is a battlefield. Governments, schools, and corporate IT departments constantly update their firewalls and DNS filters to block known proxy addresses. Similarly, websites like Netflix, YouTube, and Hulu frequently patch security holes that proxies use to bypass geo-blocks.