diff --git a/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xls b/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xls
new file mode 100755
index 0000000..c61f12b
--- /dev/null
+++ b/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xls
diff --git a/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsb b/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsb
new file mode 100755
index 0000000..3518a20
--- /dev/null
+++ b/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsb
diff --git a/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsm b/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsm
new file mode 100755
index 0000000..b9cce05
--- /dev/null
+++ b/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsm
diff --git a/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsx b/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsx
new file mode 100755
index 0000000..c677227
--- /dev/null
+++ b/tests/test-data/encrypted/dde-test-encrypt-standardpassword.xlsx