Scientific integrity forms the basis of trust in research and encompasses honesty, openness, self-criticism, and responsibility. It means upholding an ethical attitude and culture of honesty in scientific work. Scientific integrity is one of the key principles of good scientific practice and productive research that can lead to new knowledge. Principles of scientific integrity include commitment to good practice, truthfulness, fairness, credibility, and awareness of societal impact. Classical criteria for quality in scientific research are objectivity, reliability, and validity.