How to Check if Someone Else is Using Your WhatsApp Account Like many other online applications, WhatsApp does its best to keep its users’ data private and secure. With features such as one login at a time and two-factor authentication, the platform is relatively safe. But, like anything connected to the internet, there are security vulnerabilities that nefarious individuals are all too happy to explore. Due to the nature of WhatsApp, it’s essential to act fast if you think your account got breached. This article will teach you how to spot suspicious activity in WhatsApp and teach you how to secure your account. Let’s dive in!