class ActiveRecord::Encryption::Key
A key is a container for a given secret
Optionally, it can include public_tags
. These tags are meant to be stored in clean (public) and can be used, for example, to include information that references the key for a future retrieval operation.
Attributes
Public Class Methods
# File activerecord/lib/active_record/encryption/key.rb, line 18 def self.derive_from(password) secret = ActiveRecord::Encryption.key_generator.derive_key_from(password) ActiveRecord::Encryption::Key.new(secret) end
# File activerecord/lib/active_record/encryption/key.rb, line 13 def initialize(secret) @secret = secret @public_tags = Properties.new end
Public Instance Methods
# File activerecord/lib/active_record/encryption/key.rb, line 23 def id Digest::SHA1.hexdigest(secret).first(4) end