diff --git a/common/admins.nix b/common/admins.nix
index 44240c9..6cceee6 100644
--- a/common/admins.nix
+++ b/common/admins.nix
@@ -4,6 +4,7 @@ in {
   users.users.root.openssh.authorizedKeys.keys = 
     keys.users.delroth ++
     keys.users.emilylange ++
+    keys.users.hexchen ++
     keys.users.jade ++
     keys.users.janik ++
     keys.users.k900 ++
diff --git a/common/ssh-keys.nix b/common/ssh-keys.nix
index 10debfe..686ad35 100644
--- a/common/ssh-keys.nix
+++ b/common/ssh-keys.nix
@@ -24,6 +24,11 @@
   users = {
     delroth = [ "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII3tjB4KYDok3KlWxdBp/yEmqhhmybd+w0VO4xUwLKKV" ];
     emilylange = [ "no-touch-required sk-ssh-ed25519@openssh.com AAAAGnNrLXNzaC1lZDI1NTE5QG9wZW5zc2guY29tAAAAIL7jgq3i+N3gVJhs4shm7Kmw6dIocs2OuR0GBMG1RxfKAAAABHNzaDo=" ];
+    hexchen = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINJ0tCxsEilAzV6LaNpUpcjzyEn4ptw8kFz3R+Z3YjEF hexchen@backup"
+      "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDI3T1eFS77URHZ/HVWkMOqx7W1U54zJtn9C7QWsHOtyH72i/4EVj8SxYqLllElh1kuKUXSUipPeEzVsipFVvfH0wEuTDgFffiSQ3a8lfUgdEBuoySwceEoPgc5deapkOmiDIDeeWlrRe3nqspLRrSWU1DirMxoFPbwqJXRvpl6qJPxRg+2IolDcXlZ6yxB4Vv48vzRfVzZNUz7Pjmy2ebU8PbDoFWL/S3m7yOzQpv3L7KYBz7+rkjuF3AU2vy6CAfIySkVpspZZLtkTGCIJF228ev0e8NvhuN6ZnjzXxVTQOy32HCdPdbBbicu0uHfZ5O7JX9DjGd8kk1r2dnZwwy/ hexchen@yubi5"
+      "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC4CLJ+mFfq5XiBXROKewmN9WYmj+79bj/AoaR6Iud2pirulot3tkrrLe2cMjiNWFX8CGVqrsAELKUA8EyUTJfStlcTE0/QNESTRmdDaC+lZL41pWUO9KOiD6/0axAhHXrSJ0ScvbqtD0CtpnCKKxtuOflVPoUGZsH9cLKJNRKfEka0H0GgeKb5Tp618R/WNAQOwaCcXzg/nG4Bgv3gJW4Nm9IKy/MwRZqtILi8Mtd+2diTqpMwyNRmbenmRHCQ1vRw46joYkledVqrmSlfSMFgIHI1zRSBXb/JkG2IvIyB5TGbTkC4N2fqJNpH8wnCKuOvs46xmgdiRA26P48C2em3 hexchen@yubi5c"
+    ];
     jade = [
       "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDNldAg4t13/i69TD786The+U3wbiNUdW2Kc9KNWvEhgpf4y4x4Sft0oYfkPw5cjX4H3APqfD+b7ItAG0GCbwHw6KMYPoVMNK08zBMJUqt1XExbqGeFLqBaeqDsmEAYXJRbjMTAorpOCtgQdoCKK/DvZ51zUWXxT8UBNHSl19Ryv5Ry5VVdbAE35rqs57DQ9+ma6htXnsBEmmnC+1Zv1FE956m/OpBTId50mor7nS2FguAtPZnDPpTd5zl9kZmJEuWCrmy6iinw5V4Uy1mLeZkQv+/FtozbyifCRCvps9nHpv4mBSU5ABLgnRRvXs+D41Jx7xloNADr1nNgpsNrYaTh hed-bot-ssh-tpm-rsa"
       "sk-ssh-ed25519@openssh.com AAAAGnNrLXNzaC1lZDI1NTE5QG9wZW5zc2guY29tAAAAIKYljH8iPMrH00lOb3ETxRrZimdKzPPEdsJQ5D5ovtOwAAAACnNzaDpzc2hrZXk= ssh:sshkey"