diff --git a/config/default.toml b/config/default.toml
new file mode 100644
index 0000000..b41ea89
--- /dev/null
+++ b/config/default.toml
@@ -0,0 +1,40 @@
+[general]
+preview_mode = false
+quiet_mode = false
+preserve_structure = true
+recursive = true
+
+[redaction]
+default_replacement = "█" * 8
+preserve_length = false
+
+[redaction.categories]
+api_keys = true
+pii = true
+database = true
+env_var = true
+ip = true
+authorization = true
+
+[[custom_patterns]]
+name = "Internal API Key"
+pattern = "(?i)(internal[_-]?api[_-]?key['\"]?\s*[:=]\s*['\"]?)([a-zA-Z0-9_-]{16,})"
+category = "internal"
+
+exclude_patterns = [
+    "*.pyc",
+    "__pycache__",
+    ".git",
+    ".svn",
+    ".hg",
+    "node_modules",
+    ".env",
+    "*.egg-info",
+    "dist",
+    "build",
+]
+
+[output]
+format = "text"
+show_line_numbers = false
+color_output = true