Schools, districts and states are turning to data and technology to address school safety issues, such as shootings, bullying and self-harm. Despite the growing recognition of poor data quality and limited research on school safety, federal and state policymakers are recommending increased use of technological school safety initiatives to improve school safety. However, these initiatives have the potential to harm the students they are intended to protect. This guide from the Center for Democracy & Technology lays out considerations to protect students and provide actions for education leaders and policymakers.