diff --git a/cmd/gen-cert.sh b/cmd/gen-cert.sh
new file mode 100755
index 0000000..cce9c26
--- /dev/null
+++ b/cmd/gen-cert.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+SSLCOMMAND=$(which openssl)
+
+if [[ ! -d "~/.config/tiamat" ]]; then
+  mkdir ~/.config/tiamat
+fi
+
+$SSLCOMMAND genrsa -out ~/.config/tiamat/server.key 2048
+
+$SSLCOMMAND req -new -x509 -sha256 -key ~/.config/tiamat/server.key -out ~/.config/tiamat/server.crt -days 3650 -subj "/C=ES/ST=Valencia/L=Valencia/O=mini-chat /OU=tiamat/CN=tiamat"