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diff --git a/modules/vpn/definition.nix b/modules/vpn/definition.nix
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+# definition of the network layout which supports our vpn
+# architecture.
+
+{
+  # these are the available paths which a user is allowed to take
+  # to reach a specified egress server.
+  # when a user connects to a port defined here via wireguard,
+  # the primary ingress server (us), will establish a connection with
+  # the user and the backend egress server (this time, not via wireguard,
+  # but with a specific dpi-evading protocol), and route the users packets
+  # through to the egress.
+  paths = [
+    {
+      port = 50501;
+      egress = "taupe";
+
+      info = {
+        uuid = "328c90a0-20ae-4d4c-9e54-97e9ab41c053";
+        short = "b20629b505f39194";
+
+        public = "_837k5niQBE-qmgqpZalH3cS_fAIBwv8dwMoDW1uvgk";
+        keySecret = ../../secrets/vpn/egress-key-taupe.age;
+      };
+    }
+    {
+      port = 50502;
+      egress = "taureau";
+
+      info = {
+        uuid = "826b8598-ed75-4782-9b7e-27e0e16e1141";
+        short = "8f7e9f8a3fa46bf0";
+
+        public = "HvR4iP8URERpPBM4oG1Bjfw3mIfN0MoL2x6MHlt_TUM";
+        keySecret = ../../secrets/vpn/egress-key-taureau.age;
+      };
+    }
+  ];
+
+  # there are our users who are allowed to connect to any of our "paths".
+  # their ip is always a template, with 'X' representing the path index.
+  users = {
+    mel = {
+      key = "vnZoHXapCLLUhZ8A8R5W0iJ8LpWVLve29z41kkoT0BU=";
+      ip = "10.123.X.101";
+    };
+
+    andrei = {
+      key = "qqU4uYImLfUohIwl4KBshPtTINFcs0JVALjbmwpfxRg=";
+      ip = "10.123.X.102";
+    };
+
+    sergo = {
+      key = "qbZGMNIDZFCJC6SHtlyNIlIdGWHELceXClJCcagrj2Y=";
+      ip = "10.123.X.103";
+    };
+  };
+
+  # we use a website as a "mask" for vless/reality, which will tell our peers
+  # to pretend as if they're a user and a well-known website communicating with
+  # each other, even though they know that the keys don't actually match up,
+  # it's not possible to see that on the outside.
+  mask = "microsoft.com";
+}