Digital communication technology has exceeded its optimal scale, establishing a radical monopoly over human interaction. Internet platforms intermediate private relationships, extract value through surveillance capitalism, and reduce people to quantifiable metrics. However, certain digital tools can subvert the architecture of the corporate internet to safeguard individual freedom and human flourishing within digital environments.

Two digital tools embody this conviviality in particular: open source software and asymmetric cryptography. Open source software empowers users to understand, modify, and control their tools rather than being controlled by them, while asymmetric cryptography enables private communication over untrusted networks, as well as credible exit through digital signatures. Together, these tools offer a bottom-up approach  ...