From 76bae02bcd7d6b3ec9eea428e5e95da184a8dbfb Mon Sep 17 00:00:00 2001
From: Rasmus Dahlberg <rasmus@rgdd.se>
Date: Tue, 15 Oct 2024 15:35:20 +0200
Subject: Rescue some slides from old private mono repos

---
 slides/2021-aha/img/before.tex | 46 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 slides/2021-aha/img/before.tex

(limited to 'slides/2021-aha/img/before.tex')

diff --git a/slides/2021-aha/img/before.tex b/slides/2021-aha/img/before.tex
new file mode 100644
index 0000000..f634ef4
--- /dev/null
+++ b/slides/2021-aha/img/before.tex
@@ -0,0 +1,46 @@
+\begin{tikzpicture}[
+	-latex,
+	entity/.style = {
+		draw = gray!30,
+		thick,
+		rounded rectangle,
+		fill = white,
+		minimum width = 2cm,
+		font = \fontsize{8}{8}\selectfont,
+		text = white,
+	},
+	relation/.style = {
+		draw = none,
+		font = \fontsize{6}{6}\selectfont,
+	},
+	path/.style = {
+		draw,
+		thick,
+		-latex,
+	},
+]
+	\node[entity, fill=darkBlue] (Publisher) at (0,0) { Publisher };
+	\node[entity, fill=darkGreen, below=1.5cm of Publisher] (EndUser) {End-user};
+
+	% Key setup
+	\path[path, dashed] ($ (EndUser) + (2,0) $) --
+			node[relation, above] { Public key }
+		(EndUser);
+	% Get data and signature
+	\path[path] (Publisher) --
+			node[relation, right] {
+				\begin{tabular}{c}
+					Opaque data\\
+					Signature\\
+				\end{tabular}
+			}
+		(EndUser);
+	% Verification
+	\path[path, rounded corners]
+		(EndUser.180) -|
+		($ (EndUser) + (-1.25,-.75) $)
+			node[relation, below]{
+				Verify
+			} -|
+		(EndUser.210);
+\end{tikzpicture}
-- 
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