Arora founded TAC Security, a cyber security company that provides protection to corporations against network vulnerabilities and data theft.
Some of his clients are Reliance Industries, Central Bureau of Investigation, Punjab Police (India) and Gujarat Police.
He helps the Punjab and Gujarat police in investigating cyber crimes, for which he has conducted training sessions with officials.

Arora's company mainly provides vulnerability assessment and penetration testing services.
According to Arora, there has been an increase in the number of attacks against portals of companies.

In 2016, TAC Security raised Pre-Series 'A' funding from Indian investor Vijay Kedia; prior to this TAC Security had inducted Subinder Khurana former Vice President of Cognizant on its board.
Arora founded TAC Security, a cyber security company that provides protection to corporations against network vulnerabilities and data theft. Some of his clients are Reliance Industries, Central Bureau of Investigation, Punjab Police (India) and Gujarat Police. He helps the Punjab and Gujarat police in investigating cyber crimes, for which he has conducted training sessions with officials.
Arora's company mainly provides vulnerability assessment and penetration testing services. According to Arora, there has been an increase in the number of attacks against portals of companies.
In 2016, TAC Security raised Pre-Series 'A' funding from Indian investor Vijay Kedia; prior to this TAC Security had inducted Subinder Khurana former Vice President of Cognizant on its board.
Trishneet Arora