diff --git a/.gitignore b/.gitignore
index 7d2ec4b..3a138e8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,11 @@
+bin
 data
-tests
\ No newline at end of file
+tests
+
+# Python
+__pycache__/
+*.pyc
+
+# Go build output
+/src/simple-ca/simple-ca
+/src/simple-ca/simple-ca.exe