diff --git a/cert.h b/cert.h
index 380bc04..7b91a59 100644
--- a/cert.h
+++ b/cert.h
@@ -1 +1 @@
-static UINT8 vendor_cert[] = {0x00};
+static UINT8 vendor_cert[] = { 0x30, 0x82, 0x04, 0x2F, 0x30, 0x82, 0x03, 0x17, 0xA0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x09, 0x00, 0xF7, 0xD9, 0x05, 0xDC, 0xFD, 0x96, 0x96, 0x21, 0x30, 0x0D, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x01, 0x0B, 0x05, 0x00, 0x30, 0x76, 0x31, 0x0B, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x16, 0x30, 0x14, 0x06, 0x03, 0x55, 0x04, 0x08, 0x13, 0x0D, 0x4D, 0x61, 0x73, 0x73, 0x61, 0x63, 0x68, 0x75, 0x73, 0x65, 0x74, 0x74, 0x73, 0x31, 0x12, 0x30, 0x10, 0x06, 0x03, 0x55, 0x04, 0x07, 0x13, 0x09, 0x43, 0x61, 0x6D, 0x62, 0x72, 0x69, 0x64, 0x67, 0x65, 0x31, 0x16, 0x30, 0x14, 0x06, 0x03, 0x55, 0x04, 0x0A, 0x13, 0x0D, 0x52, 0x65, 0x64, 0x20, 0x48, 0x61, 0x74, 0x2C, 0x20, 0x49, 0x6E, 0x63, 0x2E, 0x31, 0x23, 0x30, 0x21, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x1A, 0x52, 0x65, 0x64, 0x20, 0x48, 0x61, 0x74, 0x20, 0x54, 0x65, 0x73, 0x74, 0x20, 0x43, 0x65, 0x72, 0x74, 0x69, 0x66, 0x79, 0x69, 0x6E, 0x67, 0x20, 0x43, 0x41, 0x30, 0x1E, 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