fix prev/next links

fix link target to open in _blank

docs/build/tutorial-how-to-link-ids-to-osint/define-the-interfaces/index.md

@@ -178,4 +178,4 @@ Tutorial: [how to link Intrusion Detection Systems (IDS) to Open-Source INTellig
 
 Next chapter: [Build a Knowledge Graph from MITRE ATT&CK® datasets](../lift-data-from-STIX-2.1-data-of-mitre-attack/index.md)
 
-Previous chapter: [Specify the dashboards of use cases before the RDF models](../define-the-interfaces/index.md)
+Previous chapter: [Define the need, the expected result and the use cases](../define-the-need/index.md)

docs/build/tutorial-how-to-link-ids-to-osint/index.md

@@ -42,3 +42,6 @@ eccenca will offer an online sandbox running an instance of Corporate Memory.
 You can also install Corporate Memory Control ([cmemc](https://eccenca.com/go/cmemc)) on your computer to test the example of bash scripts in this tutorial.
 For the part "Link IDS event to a knowledge graph in dashboards", you need to have a Splunk instance where you can install the Splunk apps of this tutorial.
 
+---
+
+Next chapter: [Define the need, the expected result and the use cases](./define-the-need/index.md)

docs/build/tutorial-how-to-link-ids-to-osint/lift-data-from-STIX-2.1-data-of-mitre-attack/index.md

@@ -6,9 +6,9 @@ MITRE ATT&CK is a globally-accessible knowledge base of adversary tactics and te
 
 The MITRE ATT&CK datasets in STIX 2.1 JSON collections are here:
 
-*   [enterprise-attack.json](https://github.com/mitre-attack/attack-stix-data/tree/master/enterprise-attack/enterprise-attack.json)
-*   [mobile-attack.json](https://github.com/mitre-attack/attack-stix-data/blob/master/mobile-attack/mobile-attack.json)
-*   [ics-attack.json](https://github.com/mitre-attack/attack-stix-data/blob/master/ics-attack/ics-attack.json)
+*   [enterprise-attack.json](https://github.com/mitre-attack/attack-stix-data/tree/master/enterprise-attack/enterprise-attack.json){target=_blank}
+*   [mobile-attack.json](https://github.com/mitre-attack/attack-stix-data/blob/master/mobile-attack/mobile-attack.json){target=_blank}
+*   [ics-attack.json](https://github.com/mitre-attack/attack-stix-data/blob/master/ics-attack/ics-attack.json){target=_blank}
 
 [Structured Threat Information Expression (STIX™)](
 https://oasis-open.github.io/cti-documentation/stix/intro.html) is a language and serialization format used to exchange cyber threat intelligence (CTI).
@@ -326,7 +326,7 @@ ctia:Reference object has these properties:
 !!! Tip
 
     Sometimes, several urls are not correct. You can use the component "Fix URI" to fix the classic problems.
-    
+
     ![](23-2-fix-url.png)
 
 !!! Warning