updated tutorial links

DOCUMENTATION/07-Tutorials/Tutorials.md

@@ -5,13 +5,13 @@ In May 2017, a tutorial covering the Secure Tropos modeling method conceptualiza
 
 Secure Tropos Modeling Tool
 
-In case you are interested to follow the practical parts of the tutorial with your own modeling tool, please donwload and install the latest version of the Secure Tropos modeling tool which can be found here: <http://austria.omilab.org/psm/content/sectro/download?view=download>.
+In case you are interested to follow the practical parts of the tutorial with your own modeling tool, please download and install the latest version of the Secure Tropos modeling tool which can be found under [Download](https://www.omilab.org/activities/projects/details/?id=132&path=DOCUMENTATION%2F02-Download#page_title).
 
 Tutorial Presentation Slides
 
-[Part I: Secure Tropos Modeling](http://vienna.omilab.org/repo/files/T-SecTr/2017-05-12 RCIS 2017 SecureTroposTutorial.pdf)
+[Part I: Secure Tropos Modeling](https://code.omilab.org/resources/modelling_tools/sectro/-/raw/master/DOCUMENTATION/Documents/2017-05-12_RCIS_2017_SecureTroposTutorial.pdf?ref_type=heads&inline=false)
 
-[Part II: Agile Modeling Method Engineering within OMiLAB](http://vienna.omilab.org/repo/files/T-SecTr/2017-05-12 RCIS 2017 OMiLABTutorial.pdf)
+[Part II: Agile Modeling Method Engineering within OMiLAB](https://code.omilab.org/resources/modelling_tools/sectro/-/raw/master/DOCUMENTATION/Documents/2017-05-12_RCIS_2017_OMiLABTutorial.pdf?ref_type=heads&inline=false)
 
 Further reading material