diff --git a/src/slides.md b/src/slides.md
index be39292..9ab1fd5 100644
--- a/src/slides.md
+++ b/src/slides.md
@@ -325,6 +325,44 @@ E ancora: Forward secrecy, Context binding, Web of Trust, Key Verification, ...
 
 todo
 
+
+---
+<style scoped>
+    ul {font-size: 35px; margin-top: 20px}
+    li {margin-top:10px}
+    li a {font-size:30px; display: block; margin-top:5px}
+</style>
+# Link utili
+- RFC 9580
+https://www.rfc-editor.org/rfc/rfc9580.html
+- IETF Working Group
+https://datatracker.ietf.org/wg/openpgp/about/
+- LibrePGP
+https://librepgp.org/
+- _A Critique on the OpenPGP Updates_
+https://librepgp.org/#critique
+- _A Critique on “A Critique on the OpenPGP Updates”_
+https://blog.pgpkeys.eu/critique-critique.html
+- _A Summary of Known Security Issues in LibrePGP_
+https://blog.pgpkeys.eu/security-issues-librepgp-2024-08.html
+
+---
+<style scoped>
+    ul {font-size: 35px; margin-top: 20px}
+    li {margin-top:10px}
+    li a {font-size:30px; display: block; margin-top:5px}
+</style>
+# Link utili
+
+- _Abuse-Resistant OpenPGP Keystores_
+https://datatracker.ietf.org/doc/draft-dkg-openpgp-abuse-resistant-keystore/
+- _The State of the Keyservers in 2024_
+https://blog.pgpkeys.eu/state-keyservers-2024.html
+- OpenPGP for application developers
+https://openpgp.dev/book/
+
+
+
 ---
 <!-- _class: bigtitle -->