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-rw-r--r--roles/MSA/files/etc/postfix/check_sender_access1
1 files changed, 1 insertions, 0 deletions
diff --git a/roles/MSA/files/etc/postfix/check_sender_access b/roles/MSA/files/etc/postfix/check_sender_access
new file mode 100644
index 0000000..07d2874
--- /dev/null
+++ b/roles/MSA/files/etc/postfix/check_sender_access
@@ -0,0 +1 @@
+<> REJECT Null sender not allowed