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blind_index_for_searchable_encrypted_data

🕵️ Blind Index for Searchable Encrypted Fields​

Use the blind_index gem to create deterministic, hashed indexes on encrypted fields for fast lookups without revealing plaintext.

gem 'attr_encrypted'
gem 'blind_index'
class User < ApplicationRecord
  encrypts :email
  blind_index :email
end

# Query by email:
User.find_by_email_bidx("user@example.com")