The simplest way to protect student data is not to collect it. Students join a session with a PIN — no accounts, no email, no personal details — and the teacher stays in control throughout.
Full detail on the data we do and don’t process is on the data protection page. For a data processing agreement or safeguarding questions, contact TBS Education Ltd Oy (company number 3614159-3). TBS Education Ltd Oy is registered with the UK Information Commissioner’s Office — ICO registration ZC133810, publicly verifiable at ico.org.uk.