Articles on AI governance, cybersecurity and systems architecture.
In amateur packet radio the AX.25 link layer carries no routing at all: incompatible network protocols live on top of it. Technical notes on how a Linux node terminates and translates between them on a single machine.
Read moreFree software is defined by the permissions it grants over source code, not by its price. What the four freedoms guarantee and why copyleft makes them inherited.
Read moreWhat actually changes when a small company builds its infrastructure on open-source software: licences, copyleft, supplier dependence.
Read moreBringing amateur packet radio onto Linux means moving the AX.25 and NET/ROM stack into a kernel whose code you can read and fix. An account of the work done at the ARI section in Pisa: patches to the kernel, libraries and tools, the IP-over-radio bridge on the 44/8 network and an IP-IP tunnel to Tampa.
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