Denmark Adds Oral Defenses to Upper-Secondary Exams to Curb AI Cheating

A small policy move in Copenhagen this week is doing something the rest of Europe has been circling for two years without committing to. Denmark's Education Minister Magnus Heunicke has ordered that written take-home exams in upper-secondary schools be defended orally, with rules taking effect as classes resume for the new term. According to Euronews, the oral defence also applies to the SSO, the major written assignment taken every year by about 9,000 upper-secondary students. Heunicke's framing was blunt: "Unfortunately, we have a problem with cheating with AI in high school. Action is needed now."

The oral defence is the interesting piece, because it treats the essay as evidence rather than the assessment itself. Alongside it, upper-secondary schools will have to use monitoring tools to check screens during written exams and apply a firewall filtering online content during teaching hours and exams, and they are being encouraged to move more assignments back on-site under supervision. Denmark is not banning AI in the classroom; the same system let students use AI during English oral exams last year. What is changing is the assumption that a submitted document, on its own, tells you what a student actually knows.

Why this matters beyond Denmark: an oral defence is one intervention that generative AI is genuinely hard to fake, because a student has to explain the argument in real time. If it holds up at the scale of a national cohort, universities and employers running take-home assessments across Europe suddenly have a reference model that is not just "buy more proctoring software." Heunicke also said he would "engage in dialogue with schools, teachers and students" on the longer term, which suggests this batch is a stopgap rather than the final settlement.

The honest caveat is capacity. Oral defences take teacher hours the system may not have, and the reporting doesn't spell out accommodations for students with speech anxiety, disabilities, or non-native Danish, nor what happens to the data captured by screen-monitoring tools under GDPR, nor what penalties apply when a student is caught. Denmark's Eurobarometer numbers cited in the piece, around 54% of European respondents saying AI brings both benefits and challenges for teaching and learning and only 22% saying AI does not belong in the classroom, suggest the political room to run this experiment exists across the bloc. The systems that copy it first will be the ones that decide whether "defend your work out loud" scales, or whether it turns into another policy that only works in the pilot.