From f9973bbdd57fbc4c6dd0b18d86b36e35247fe1b6 Mon Sep 17 00:00:00 2001
From: Diana Huang <dkh@edx.org>
Date: Wed, 11 Jan 2017 14:36:35 -0500
Subject: [PATCH] Add new character to list of invalid characters.

---
 edx_proctoring/backends/software_secure.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/edx_proctoring/backends/software_secure.py b/edx_proctoring/backends/software_secure.py
index e3b4d96ee35..1070a864b74 100644
--- a/edx_proctoring/backends/software_secure.py
+++ b/edx_proctoring/backends/software_secure.py
@@ -38,7 +38,7 @@
 log = logging.getLogger(__name__)
 
 
-SOFTWARE_SECURE_INVALID_CHARS = '[]<>#:|?/\'"*\\'
+SOFTWARE_SECURE_INVALID_CHARS = '[]<>#:|!?/\'"*\\'
 
 
 class SoftwareSecureBackendProvider(ProctoringBackendProvider):