diff --git a/.gitignore b/.gitignore
index d38ed9b..74a0a52 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,5 +3,10 @@ archiso-*.tar.gz*
 work/
 out/
 *.iso
+*.img
+*.cer
+*.crt
+*.key
+*.pem
 user-data
 meta-data