diff --git a/unit09_future/lab/README.md b/unit09_future/lab/README.md
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--- a/unit09_future/lab/README.md
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@@ -185,6 +185,10 @@ And [here](https://asecuritysite.com/Coding/ascii?ascii=hello) for Base64:
 Now go ahead and test each of the functions, and prove that they work.
 
 ## D Light-weight crypto
+There are many examples of light-weight cryptography [here](https://asecuritysite.com/light/).
+
+What are the names of the finalists for the NIST standard for light-weight cryptography?
+
 ### D1	
 In many operations within public key methods we use the exponential operation: