diff --git a/SUMMARY.md b/SUMMARY.md
index 71a584c..248398a 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -7,4 +7,5 @@
    * [Limitazioni e Problemi](Tor/limitazioni_e_problemi.md)
    * [Contromisure](Tor/contromisure.md)
 * [Bitcoin](Bitcoin/bitcoin.md)
+   * Concetti