Method and apparatus for verifying a value for a batch of items

Method and arrangement for generating and checking a security im

Method and arrangement for generating and checking a security im

Method and arrangement for generating and checking a security im

Method and arrangement for generating and checking a security im

Method and system for automatic recognition of digital indicia i

Method and system for identifying the source of documents genera

Method and system for secure printing of documents via a...

Method and system for user registration on terminal

Method for backing up and erasing encryption keys

Method for numerically scrambling data and its application to a

Method for processing documents containing restricted...

Method for verifying the expected postage security device...

Method of encoding confidentiality markings

Method of mapping destination addresses for use in calculating d

Method of rotating a word constituted by binary elements and arr

Method of tracking postage meter location

Method of updating encryption device monitor code in a multichan

Modular mailing system

Multi-color information encoding system