Update README.md

README.md

 # Master Thesis Lukas Walter
+
+## Data Overview
+
+The cells of the title and abstract columns are enclosed in quotation marks.
+
+| Conference Name | Category | Years |
+| ------ | ------ | ------ |
+| Blackhat USA | industry | 2014 - 2022 |
+| RSA Conference USA | industry | 2017 - 2022 |
+| Def Con | industry | 2014 - 2022 |
+| Gartner Security & Risk Management Summit US | industry | 2022 |
+| Advisen Cyber Risk Insights Conference London | industry | 2014 - 2022 |
+| NetDiligence Cyber Risk Summit Philadelphia | industry | 2019 - 2022 |
+| USENIX Security Symposium | academic | ? |
+| IEEE Symposium on Security and Privacy | academic | ? |
+| ACM Conference on Computer and Communications Security | academic | ? |
+| Network and Distributed System Security Symposium | academic | ? |