From b6956dd32fbe4bd6a83336a66c3ff73ec47c7b9c Mon Sep 17 00:00:00 2001
From: Fuwn <contact@fuwn.me>
Date: Wed, 11 Sep 2024 00:52:32 -0700
Subject: Bump: i2p

---
 modules/software/access/ssh.nix | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 modules/software/access/ssh.nix

(limited to 'modules/software/access/ssh.nix')

diff --git a/modules/software/access/ssh.nix b/modules/software/access/ssh.nix
new file mode 100644
index 0000000..8a2b30d
--- /dev/null
+++ b/modules/software/access/ssh.nix
@@ -0,0 +1,35 @@
+{ lib, config, ... }:
+{
+  programs.ssh.startAgent = false;
+
+  services = {
+    fail2ban.jails.sshd.settings = {
+      enabled = true;
+      filter = "sshd[mode=aggressive]";
+      port = lib.strings.concatStringsSep "," (map toString config.services.openssh.ports);
+    };
+
+    openssh = {
+      enable = true;
+      ports = [ 22 ];
+      openFirewall = false;
+
+      settings = {
+        KexAlgorithms = [
+          "curve25519-sha256"
+          "curve25519-sha256@libssh.org"
+          "diffie-hellman-group16-sha512"
+          "diffie-hellman-group18-sha512"
+          "diffie-hellman-group-exchange-sha256"
+          "sntrup761x25519-sha512@openssh.com"
+        ];
+
+        Macs = [
+          "hmac-sha2-512-etm@openssh.com"
+          "hmac-sha2-256-etm@openssh.com"
+          "umac-128-etm@openssh.com"
+        ];
+      };
+    };
+  };
+}
-- 
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