How can I mask or encrypt proprietary data? April 26, 2016 12:26 Updated BigML currently does not offer this capability. However, if you are concerned about security or special data security rules and requirements, please send an email to firstname.lastname@example.org. Related articles How do I make sure that all my data in BigML are erased in case I decide to no longer use my BigML account? Can I share my model with other users?