From Louisiana to UK, lawmakers are backing age verification online, with governments saying measures are needed to protect children. But rights groups are sounding the alarm over privacy and security risks, writes Adam Smith.
As the New Year dawned in Louisiana, the US state's 4.5 million residents woke to a new rule that restricts their access to the internet - a measure aimed at stopping children from viewing pornography online.
Act 440, which requires residents to submit a digital driver's licence for third-party age verification before they can access adult websites, is among a clutch of new laws in the United States, Europe and Britain seeking to protect children on the internet.