diff --git a/.gitignore b/.gitignore
index 6d18483d..8af19598 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,9 @@
 *.tye
 *.env
 .env
+*.pem
+*.crt
+*.key
 
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs