The "Telegraphic Message Authentication (TMA)" package, developed for the
First National Bank's Treasury Department operated under MS-DOS, on the IBM
PS/2. It replaced the outdated "Computerised Authentication of Telex Messages"
system, which operated on an Olivetti P6060 .
Development of a
Text User Interface ,
also known as Terminal User Interface (TUI) for VT100 terminals connected to DEC PDP-11 computers.
A C Language Library that was initially developed and tested on an IBM-PC monochrome screen,
driven via a Color Graphics Adapter (CGA) card, under MS-DOS, was ported, modified as needed
and recompiled using PDP-C under RSX11M+.
An intuitive user interaction was achieved through the display of Windows like boxes that emulate,
a Graphical User Interface (GUI).