Worked with the research team at cybersecurity department , developing ML based solutions to detect spear phishing attacks . Read multiple research papers indicative of current research work in the field and the shortcomings in such approaches . Devised a 2-tier solution based on NLP using topic modelling techniques like LDA and embedding techniques like Word2Vec. Category tree was created by scraping web dictionaries and given documents were mapped on to the tree based on the emotion they conveyed .