ActiveModel MassAssignmentSecurity Sanitizer module Sanitizer Ruby on Rails 3.0.20 Since v3.0.20 Last seen in v3.1.12 Available in: v3.0.20 v3.1.12 Compare with: … v3.1.12 No documentation comment. Methods (defined here) # debug_protected_attribute_removal # sanitize # warn! Used by Included by (2) ActiveModel::MassAssignmentSecurity::BlackList ActiveModel::MassAssignmentSecurity::WhiteList