You can (should?) protect the verification step with a pin: https://faq.whatsapp.com/general/26000021/?category=5245245 https://faq.whatsapp.com/general/260000

You can (should?) protect the verification step with a pin: https://faq.whatsapp.com/general/26000021/?category=5245245 https://faq.whatsapp.com/general/26000021/?category=5245245 You can do the same in Signal.