He said Umalusi was the only examinations quality-assurance body, adding that matric certificates carried security features.
“The selling of these fake certificates comes as the curtain closes on the 2019 academic calendar as schools break for the holidays, with the first day of the 2020 academic calendar set for January 15 2020," he said.
“We urge all our learners to be safe and refrain from getting involved in dangerous activities, as we observed in the past.
"In the meantime, marking of NSC scripts continues at marking centres in provinces across the country. Results will be made available to candidates at their examination centres, the department's website, as well as through accredited media houses."