diff --git a/client-webserver/hashcash.py b/client-webserver/hashcash.py
new file mode 120000
index 000000000..3335450d4
--- /dev/null
+++ b/client-webserver/hashcash.py
@@ -0,0 +1 @@
+../server-ca/hashcash.py
\ No newline at end of file