Add test files for EC cert & crl validation
diff --git a/tests/data_files/server4.key b/tests/data_files/server4.key
new file mode 100644
index 0000000..ba6cf23
--- /dev/null
+++ b/tests/data_files/server4.key
@@ -0,0 +1,16 @@
+-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----