diff --git a/.gitignore b/.gitignore
index 439a249..7162909 100644
--- a/.gitignore
+++ b/.gitignore
@@ -49,4 +49,13 @@ desktop.ini
 # ---- 其它构建产物 ----
 *.pyz
 *.toc
-*.pkg
\ No newline at end of file
+*.pkg
+
+# ---- 大二进制（各平台单独下载，不进仓库）----
+/_build/cloudflared-linux-arm64
+/_build/cloudflared-linux-amd64
+/_build/cloudflared*
+*.exe
+
+# ---- 测试收发的临时数据 ----
+/_tests/received/
diff --git a/_build/cloudflared-linux-arm64 b/_build/cloudflared-linux-arm64
deleted file mode 100644
index 9ccfceb..0000000
Binary files a/_build/cloudflared-linux-arm64 and /dev/null differ
diff --git a/_tests/received/broken.png b/_tests/received/broken.png
deleted file mode 100644
index 77632b9..0000000
Binary files a/_tests/received/broken.png and /dev/null differ
diff --git a/_tests/received/java_payload.bin b/_tests/received/java_payload.bin
deleted file mode 100644
index c4232ba..0000000
Binary files a/_tests/received/java_payload.bin and /dev/null differ
diff --git a/_tests/received/java_photo.png b/_tests/received/java_photo.png
deleted file mode 100644
index 4232d57..0000000
Binary files a/_tests/received/java_photo.png and /dev/null differ
diff --git a/_tests/received/java_sound.wav b/_tests/received/java_sound.wav
deleted file mode 100644
index 4fb31e1..0000000
Binary files a/_tests/received/java_sound.wav and /dev/null differ