add payto://

6 files changed, 61 insertions, 6 deletions

diff --git a/presentations/comprehensive/bankademia.tex b/presentations/comprehensive/bankademia.tex
index 22b7155..d730c76 100644
--- a/presentations/comprehensive/bankademia.tex
+++ b/presentations/comprehensive/bankademia.tex
@@ -143,6 +143,57 @@
 \end{frame}
 
 
+\section{payto://}
+
+
+\begin{frame}{Prelude: \texttt{draft-dold-payto}}
+  \vfill
+  \begin{center}
+    {\huge payto://}
+  \end{center}
+  \vfill
+ {\small See also: \\
+  \url{https://www.iana.org/assignments/uri-schemes/uri-schemes.xhtml}}
+ \vfill
+
+\end{frame}
+
+\begin{frame}{}
+  \vfill
+\includegraphics[width=0.5\textwidth]{einzahlschein-ch.jpeg}
+\hfill
+\includegraphics[width=0.4\textwidth]{de-ueberweisungsformular.png}
+  \vfill
+\end{frame}
+
+
+% FIXME: Start with payto:// (warm-up!)
+
+\begin{frame}[fragile]{\texttt{payto:} Uniform Identifiers for Payments and Accounts}
+  \vfill
+  Like \texttt{mailto:}, but for bank accounts instead of email accounts!
+  \vfill
+  \begin{verbatim}
+    payto://<PAYMENT-METHOD>/<ACCOUNT-NR>
+      ?subject=InvoiceNr42
+      &amount=EUR:12.50
+  \end{verbatim}
+  \vfill
+  Default action:  Open app to review and confirm payment.
+  \vfill
+\end{frame}
+
+\begin{frame}[fragile]{Benefits of Payto}
+  \begin{itemize}
+    \item Standardized way to represent financial resources (bank account, bitcoin wallet)
+      and payments to them
+    \item Useful on the client-side on the Web and for FinTech backend applications
+    \item Payment methods (such as SEPA, ACH, Bitcoin) are registered with
+          IANA and allow extra options
+  \end{itemize}
+\end{frame}
+
+
 \begin{frame}{GNU Taler}
   \vfill
   \begin{center}
@@ -162,11 +213,6 @@
 \end{frame}
 
 
-\section{payto://}
-
-% FIXME: Start with payto:// (warm-up!)
-
-
 \section{What is Taler?}
 \begin{frame}{What is Taler?}
   \vfill
@@ -487,6 +533,9 @@ But of course we use modern instantiations.
 \item The corresponding public keys $O$ and $(e,n)$ are certified using
       Taler's public key infrastructure (which uses offline-only keys).
 \end{itemize}
+\begin{center}
+\includegraphics[width=0.5\textwidth]{taler-diagram-signatures.png}
+\end{center}
 \vfill
 \begin{center}
 {\bf What happens if those private keys are compromised?}
@@ -510,6 +559,9 @@ But of course we use modern instantiations.
 \item[$\Rightarrow$] Taler frequently rotates denomination signing keys and
       deletes $d$ after the signing period of the respective key expires.
 \end{itemize}
+\begin{center}
+\includegraphics[width=0.5\textwidth]{taler-diagram-denom-expiration.png}
+\end{center}
 \end{frame}
 
 
@@ -555,9 +607,12 @@ and (likely) would presume an evil exchange, forcing it to pay both merchants.
 \item Gives change, can provide refunds
 \item Integrates nicely with HTTP, handles network failures
 \item High performance
-\item Formal security proofs
 \item Free Software
+\item Formal security proofs
 \end{itemize}
+\begin{center}
+\includegraphics[width=0.5\textwidth]{provable-security.png}
+\end{center}
 \item More information at \url{https://taler.net/}.
 \end{itemize}
 \end{frame}
diff --git a/presentations/comprehensive/de-ueberweisungsformular.png b/presentations/comprehensive/de-ueberweisungsformular.png
new file mode 100644
index 0000000..e02023a
--- /dev/null
+++ b/presentations/comprehensive/de-ueberweisungsformular.png
diff --git a/presentations/comprehensive/einzahlschein-ch.jpeg b/presentations/comprehensive/einzahlschein-ch.jpeg
new file mode 100644
index 0000000..02b32f9
--- /dev/null
+++ b/presentations/comprehensive/einzahlschein-ch.jpeg
diff --git a/presentations/comprehensive/provable-security.png b/presentations/comprehensive/provable-security.png
new file mode 100644
index 0000000..f9bd5b4
--- /dev/null
+++ b/presentations/comprehensive/provable-security.png
diff --git a/presentations/comprehensive/taler-diagram-denom-expiration.png b/presentations/comprehensive/taler-diagram-denom-expiration.png
new file mode 100644
index 0000000..700451a
--- /dev/null
+++ b/presentations/comprehensive/taler-diagram-denom-expiration.png
diff --git a/presentations/comprehensive/taler-diagram-signatures.png b/presentations/comprehensive/taler-diagram-signatures.png
new file mode 100644
index 0000000..5077153
--- /dev/null
+++ b/presentations/comprehensive/taler-diagram-signatures.png