Local mirror of The Unified Policy Framework (UPF) entry of the Archive of Formal Proofs (AFP). https://www.isa-afp.org/entries/UPF_Firewall.shtml
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Formal Network Models and Their Application to Firewall Policies (UPF_Firewall)

This git repository contains a local mirror of A Formal Network Model and Their Application to Firewall Policies entry of the Archive of Formal Proofs (AFP).

The official AFP releases are tagged. Additionally, this repository may contain extensions (i.e., a development version) that may be submitted (as an update of the UPF_Firewall entry) at a later stage.


This project depends on another AFP entry: The Unified Policy Framework (UPF). Please follow the official guidelines for installing the AFP locally. For short:

  • Download the complete AFP
  • Extract the downloaded archive to an directory of your choice
  • Let's assume the extracted archive lives in /home/isabelle/afp, now execute:
achim@logicalhacking:~$ isabelle components -u "/home/isabelle/afp/thys"

How to build

achim@logicalhacking:~$ isabelle build -D UPF_Firewall



This project is licensed under a 3-clause BSD-style license.

SPDX-License-Identifier: BSD-3-Clause

Upstream Repository

The upstream git repository, i.e., the single source of truth, for this project is hosted by the Software Assurance & Security Research Team at https://git.logicalhacking.com/afp-mirror/UPF_Firewall.