diff --git a/book/source/03-cryptography.md b/book/source/03-cryptography.md
index 2e3ad50..7543801 100644
--- a/book/source/03-cryptography.md
+++ b/book/source/03-cryptography.md
@@ -2,4 +2,6 @@
 
 ```
 Lars suggests that we should have a place where we introduce cryptographic terms that we use, and give short definitions (without getting into how specific algorithms work)
+
+This would be a good place to introduce visualizations for cryptographic primitives
 ```
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