(under subclass 200) Subject matter wherein an address value (i.e., key other than an encryption key) is manipulated to form an index value.
(1) Note. This subclass does not provide for cryptos:graphic keys. See below.
SEE OR SEARCH CLASS
380, Cryptography,
4, for stored digital data access or copy prevention in combination with data encryption (e.g., software program protection or computer virus detection in combination with data encryption).
707, Data Processing: Database and File Management, Data Structures, or Document Processing,
1+, for database searching utilizing hashing. 713, Electrical Computers and Digital Processing Systems: Support,
200+, for security in a digital data processing system requiring password.
