In addition to default passwords, users will be prompted to change their password when creating a new account if they provide a popular password.
According to a Which? analysis, a home full of smart devices may be vulnerable to more than 12,000 hacking attempts from all over the world in a single week, with 2,684 attempts made to guess weak passwords on five devices.
The password management website NordPass discovered that, shockingly, password and 123456 were the most often used passwords in the UK last year.
The UK is the first nation in the world to implement the regulations, and they go into effect on Monday.