Mail processing system including data center verification for ma
Mail processing system including data center verification...
Message storage security system
Metering system with remotely resettable time lockout
Method and apparatus for authenticating a document
Method and apparatus for encrypted print processing
Method and apparatus for ensuring debiting in a postage meter pr
Method and apparatus for improved security within encrypted comm
Method and apparatus for secure document timestamping
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