diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f55ec76
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,55 @@
+# --- Llaves, certificados, seguridad ---
+*.key
+*.pem
+*.crt
+*.p12
+*.pub
+*.ssh
+id_rsa*
+id_ed25519*
+id_ecdsa*
+
+# --- Logs y trazas ---
+*.log
+*.out
+*.dump
+
+# --- Temporales, backups y archivos descartables ---
+*.tmp
+*.bak
+*.old
+*.backup
+*.swp
+*.swo
+*~
+*.orig
+*.rej
+
+# --- Cachés de Python / intérpretes ---
+__pycache__/
+*.pyc
+*.pyo
+
+# --- Directorios temporales o de resultados ---
+tmp/
+artifacts/
+dist/
+build/
+
+# --- Terraform (si aplica) ---
+.terraform/
+*.tfstate
+*.tfstate.*
+
+# --- Node / herramientas externas ---
+node_modules/
+
+# --- Archivos de sistema operativo ---
+.DS_Store
+Thumbs.db
+.Trashes
+
+# --- Config de editores/IDEs ---
+.vscode/
+.idea/
+