WhatsApp is increasingly moving away from traditional passwords and PIN-based authentication with passkeys, a technology designed to make account logins both safer and easier. Instead of asking users to remember and enter a password, a passkey lets them verify their identity using the security system already available on their phone, such as a fingerprint, Face ID or screen lock. But it is important to understand whether it makes a WhatsApp account more secure or not. In most cases, yes. Passkeys eliminate several weaknesses associated with passwords, particularly phishing and password reuse.If you want to understand how WhatsApp Passkey works and whether it will save your WhatsApp account from unauthorised access, here is a complete guide that has everything you need to know about it:About The AuthorAarohy Kapoor is a dynamic content producer and editor, known for creating high-impact, consumer-first content across diverse categories including technology, home decor, health & fitness, food, pet care, sports and everyday lifestyle essentials. With a strong editorial experience and an understanding of modern consumer behaviour, she specialises in product reviews, comparison articles, buying guides and deal-led content that simplify decision-making for readers.