diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index e672c142e0e..737bcc810e7 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1714,6 +1714,14 @@ sub process {
 					     "email address '$email' might be better as '$suggested_email$comment'\n" . $herecurr);
 				}
 			}
+			if ($line =~ /^\s*signed-off-by:.*quicinc\.com/i) {
+				WARN("invalid Signed-off-by identity\n" . $line );
+			}
+		}
+
+#check the patch for invalid author credentials
+		if ($line =~ /^From:.*quicinc\.com/) {
+			WARN("invalid author identity\n" . $line );
 		}
 
 # Check for wrappage within a valid hunk of the file