correct link to AAI FAQ, add link to AAI techdoc

aai/index.md

@@ -54,11 +54,13 @@ This ultimately allows the users to select their home institution and log in via
 Have a look at our [**illustrated tutorial on this**]({% link aai/howto.md %}) to see more of it!
 
 If you happen to run into any issues,
-check our [FAQ]({% link faq.md %})
+check our [FAQ]({% link faq.md %}#helmholtz-aai)
 and never hesitate to contact our integrated helpdesk at <support@hifis.net>.
 
 ### The technical view
 
+All [details on the technical and procedural implementation can be found in the documentation](https://hifis.net/doc/helmholtz-aai/).
+
 Spoken on a very high level, there are at least three instances exchanging data with each other:
 
 - the service,