Binary package “libu2f-server0” in ubuntu xenial
Universal 2nd Factor (U2F) server communication C Library
Libu2f-server is a package for doing Universal 2nd Factor (U2F) server
communication and has functionality for the Registration and
Authentication operations. The package contains a C library, a
command line tool, and documentation.
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This package contains the run-time shared library, and you normally do
not need to install this manually.