Thousands of small and medium-sized business have been using QR ‘quick response’ codes for COVID-19 tracing but privacy and cybersecurity experts are sounding their alarms on personal data concerns.

As thousands of venues reopen in Victoria, after three months of lockdown, experts warn the lack of due diligence in vetting providers has left the system vulnerable.

The information uploaded through these electronic check-in’s are highly prized personal information with the potential of being resold, experts say we should look into New Zealand and United Kingdom in finding balance in health and privacy.