Remember, Malaysia is an officially Islamic country, with Islamic laws. This type of law and verification of age / identity will be used to suppress speech and civil liberties. Not to mention the government’s fear of protests that have also rocked their Islamic neighbor, Indonesia.
Keeping children off the internet requires everyone - including adults - be verified and identified online. This is a bad solution to mental health problems. Parents need to control and care for their kids, not take away everyone’s rights because they’re bad parents.