| Sr. | Title of workshop/seminar/conference | Month & Year | Place |
| 1 | Invited Talk in EMN Environment and Materials Meeting (Orlando) (Visited School of Mine Denver ) |
October 2 to 6, 2017 | Orlando,Denver, USA |
| 2 | The South East Asian Regional Computer Confederation (SEARCC) has announced the finalists for the inaugural SEARCC International Awards, to be held in conjunction with the ACS Digital Disruptor Awards at ACS Reimagination Thought Leaders Summit in Sydney on December 1, 2016 (Received ICT Researcher of the Year 2016 Award ) |
November 29 to December 4, 2016 | Sydney, Australia |
| 3 | MOU with University of Ovideo, Santiago de Compostela University | February 9-16 , 2015 | Ovideo,Compostela, Spain |
| 4 | IACSIT International Conference on Computer and Electrical Engineering (ICCEE-2013) (Chaired a session, Presented and Received Excellent Paper Award for research article entitled: “Multimodal Biometric System Using Finger Knuckle and Nail: A Neural Network Approach”) |
October 12-13, 2013 | Paris, France |
| 5 | IEEE Science and Information (SAI) Conference 2013 (Received Amazing Idea Award for “Interconnection between Big Data and Nano-Science Idea”) |
October 7-9, 2013 | London, United Kingdom |
| 6 | International Symposium on Signal Processing and Information Technology (Chaired a session, Authored and Presented Research Paper entitled: “SWT based Composite Method for Fingerprint Image Enhancement”) |
August 27-30, 2006 | Vancouver, Canada |
| 7 | GSPx 2005 The Pervasive Signal Processing Conference (Authored and Presented Two Research Papers entitled: “Fingerprint Image Enhancement Using Composite Method” and “Fingerprint Image Enhancement Using morphological Transform”) |
October 24-27, 2005. | California, USA |