diff --git a/test/keys/client_v3.crt b/test/keys/client_v3.crt
new file mode 100644
index 0000000..6703c7a
--- /dev/null
+++ b/test/keys/client_v3.crt
@@ -0,0 +1,24 @@
+-----BEGIN CERTIFICATE-----
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+4jry8siM9ttT2g==
+-----END CERTIFICATE-----