Jan 2020 – Feb 2021 · 1 yr 1 mo

Jan 2018 – Jan 2020 · 2 yrs

• Detecting Business compromise emails and spear phishing attacks using Natural Language Processing.
• Created Spam detection engine using email headers and Deep Neural Networks.
• Identifying Phish cousin domains/Typo squatting domains using Machine Learning Models

Jan 2017 – Dec 2017 · 11 mos

• Detection of malicious website using transfer learning and CNN
• Tracking various campaigns like Dridex, Emotet and 419 extortion and adding detections
• Identifying product limitations and requesting for new features to keep up with the current trend.
• Working with various product teams to implement new features.

Sep 2015 – Dec 2016 · 1 yr 3 mos

• Handling False Positive and False Negatives emails reported by customers and updating detection components accordingly.
• Worked with customers for identifying the root cause and product limitations.
• Pro-actively monitored and identified targeted phishing campaigns

Aug 2013 – Sep 2015 · 2 yrs 1 mo · Chennai

• Monitoring abuse activity for a premium email service provider with more than 2 million user accounts
• Looking out for patterns and common attributes in spam campaigns and updating spam definitions
• Devised reverse engineering procedures for infected user accounts
• Developed automation tools to reduce reaction time