diff --git a/common/tooling/default.nix b/common/tooling/default.nix
index b1b6d23..9a81bc6 100644
--- a/common/tooling/default.nix
+++ b/common/tooling/default.nix
@@ -26,6 +26,7 @@ in
     ./wine.nix
     ./c.nix
     ./java.nix
+    ./opensnitch.nix
     ./ranger.nix
   ];
 
diff --git a/common/tooling/opensnitch.nix b/common/tooling/opensnitch.nix
new file mode 100644
index 0000000..6cbef99
--- /dev/null
+++ b/common/tooling/opensnitch.nix
@@ -0,0 +1,200 @@
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}:
+let
+  inherit (config.grimmShared) enable tooling graphical;
+  inherit (lib)
+    optional
+    optionals
+    getBin
+    getExe
+    concatLines
+    getExe'
+    mkIf
+    ;
+
+  local_network = [ "192.168.0.0/16" "10.0.0.0/8" "172.16.0.0/12" "fc00::/7" ];
+  local_ips = pkgs.writeTextDir "local_ips.list" (concatLines local_network);
+in
+{
+  config = mkIf (enable && tooling.enable) {
+    environment.systemPackages = optional graphical pkgs.opensnitch-ui;
+    grimmShared.sway.config.autolaunch = optional graphical pkgs.opensnitch-ui;
+    
+    services.opensnitch = {
+      enable = true;
+      settings = {
+        DefaultAction = "deny";
+        Firewall = "iptables";
+        LogLevel = 1;
+      };
+
+      rules = {
+        firefox = let
+          cfg = config.programs.firefox;
+          pkg = (cfg.package.override (old: {
+          extraPrefsFiles =
+            old.extraPrefsFiles or [ ]
+            ++ cfg.autoConfigFiles
+            ++ [ (pkgs.writeText "firefox-autoconfig.js" cfg.autoConfig) ];
+          nativeMessagingHosts = old.nativeMessagingHosts or [ ] ++ cfg.nativeMessagingHosts.packages;
+          cfg = (old.cfg or { }) // cfg.wrapperConfig;
+        }));
+          # pkg = pkgs.firefox-unwrapped;
+        in mkIf (config.programs.firefox.enable) {
+          name = "firefox";
+          enabled = true;
+          action = "allow";
+          duration = "always";
+          operator = {
+            type ="simple";
+            sensitive = false;
+            operand = "process.path";
+            data = "${getBin pkg}/lib/firefox/firefox";
+          };
+        };
+
+        nsncd = mkIf (config.services.nscd.enableNsncd) {
+          name = "nsncd-dns";
+          enabled = true;
+          action = "allow";
+          duration = "always";
+          operator = {
+            type = "list";
+            operand = "list";
+            list = [
+              {
+                type ="simple";
+                sensitive = false;
+                operand = "process.path";
+                data = getExe pkgs.nsncd;
+              }
+              {
+                type = "simple";
+                operand = "dest.port";
+                data = "53";
+                list = null;
+              }
+              {
+                type = "lists";
+                operand = "lists.nets";
+                data = pkgs.writeTextDir "cidr_dns.list" (concatLines ((map (ip: "${ip}/32") config.networking.nameservers) ++ local_network));
+                list = null;
+              }
+              {
+                type = "simple";
+                operand = "user.id";
+                data = "998";
+                list = null;
+              }
+            ];
+          };
+        };
+
+        avahi = mkIf (config.services.avahi.enable) {
+          name = "avahi";
+          enabled = true;
+          action = "allow";
+          duration = "always";
+          operator = {
+            type = "list";
+            operand = "list";
+            list = [
+              {
+                type ="simple";
+                sensitive = false;
+                operand = "process.path";
+                data = getExe' config.services.avahi.package "avahi-daemon";
+              }
+              {
+                type = "simple";
+                operand = "dest.port";
+                data = "5353";
+                list = null;
+              }
+              {
+                type = "simple";
+                operand = "user.id";
+                data = "996";
+                list = null;
+              }
+            ];
+          };
+        };
+
+        cups-filters = mkIf (config.services.printing.enable) {
+          name = "cups-filters";
+          enabled = true;
+          action = "allow";
+          duration = "always";
+          operator = {
+            type = "list";
+            operand = "list";
+            list = [
+              {
+                type ="simple";
+                sensitive = false;
+                operand = "process.path";
+                list = null;
+                data = lib.getExe' pkgs.cups-filters "cups-browsed";
+              }
+              {
+                type ="regexp";
+                operand = "dest.port";
+                data = "53";
+                list = null;
+              }
+              {
+                type = "lists";
+                operand = "lists.nets";
+                data = local_ips;
+                list = null;
+              }
+            ];
+          };
+        };
+
+        systemd-timesyncd = mkIf (config.services.timesyncd.enable) {
+          name = "systemd-timesyncd";
+          enabled = true;
+          action = "allow";
+          duration = "always";
+          operator = {
+            type = "list";
+            operand = "list";
+            list = [
+              {
+                type ="simple";
+                sensitive = false;
+                operand = "process.path";
+                list = null;
+                data = "${lib.getBin pkgs.systemd}/lib/systemd/systemd-timesyncd";              }
+              {
+                type ="regexp";
+                operand = "dest.port";
+                data = "123|37";
+                list = null;
+              }
+            ];
+          };
+        };
+        
+        nextcloud = mkIf (config.grimmShared.cloudSync.enable) {
+          name = "nextcloud";         
+          enabled = true;
+          action = "allow";
+          duration = "always";
+            operator = {
+            type ="simple";
+            sensitive = false;
+            operand = "process.path";
+            data = getExe' pkgs.nextcloud-client ".nextcloudcmd-wrapped";
+          };
+        };
+      };
+    };
+  };
+}
diff --git a/specific/grimm-nixos-ssd/hardware-configuration.nix b/specific/grimm-nixos-ssd/hardware-configuration.nix
index 6f13008..b87b834 100644
--- a/specific/grimm-nixos-ssd/hardware-configuration.nix
+++ b/specific/grimm-nixos-ssd/hardware-configuration.nix
@@ -23,7 +23,8 @@
   boot.kernelModules = [ "kvm-intel" ];
   boot.supportedFilesystems.zfs = true;
   networking.hostId = "40fa5ea8";
-  boot.kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
+  # boot.kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
+  boot.kernelPackages = pkgs.linuxPackages_6_10;
   boot.extraModulePackages = [ ];
   boot.kernelParams = [ "mds=full,nosmt" ];
   services.homed.enable = true;