Check keyUsage in SSL client and server
diff --git a/tests/data_files/server5.ku-ka.crt b/tests/data_files/server5.ku-ka.crt
new file mode 100644
index 0000000..2447326
--- /dev/null
+++ b/tests/data_files/server5.ku-ka.crt
@@ -0,0 +1,14 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----