
A rouge can access the chat even with locked WhatsApp account.

This is a complex method to gain access to the WhatsApp chat but it is an easy trick which can put your privacy at risk.

How to Know if Someone Hacked WhatsApp Files? Without that code, it will be impossible for another person to register your WhatsApp on another computer. When someone tries to activate your WhatsApp on another device, he will be asked for a security code that only you know. WhatsApp → Menu options at Top Right → Settings → Account → Enable 2 Step-verification. All you need to do is enable two-step verification. There is a much-sophisticated method to protect your WhatsApp from getting active on another phone.

Protect Your WhatsApp Account from getting Activated on other Device
