Hi @abhayverma071 @Yash0301 @Rajiv
2FA authentication is already available on Dhan Mobile apps, and now coming up soon on Dhan Web, we have written about this: Two-Factor Authentication (2FA) is coming to Web Platform (Dhan & TradingView)
Here are also general precautions on keeping your demat account safe: Keeping your Stock Trading & Demat Account safe and secure
Post 30 September, 2FA authentication is mandatory for all.