May19:92 - COMMUNICATIONS AND ENCRYPTION


FEATURES

UNTANGLING PUBLIC-KEY CRYPTOGRAPHY
by Bruce Schneier

As we move into the world of electronic communication, the need for secure, private messaging becomes more and more important.

FLETCHER'S CHECKSUM
by John Kodis

When it comes to high-speed data verification, Fletcher's checksum algorithm can do the job.

THE WINDOWS COMMUNICATIONS API
by Mike Sax

Mike ports an XModem engine from DOS to Windows using Windows' Comm API facilities.

IPX: THE GREAT COMMUNICATOR
by Rahner James

This library of IPX functions can significantly improve Novell network throughput.

PORTING UNIX TO THE 386: MISSING PIECES, PART 1
by William Frederick Jolitz and Lynne Greer Jolitz

Over the next couple of months, we present the glue that lets you build an operational kernel.

FILE VERIFICATION USING CRC
by Mark R. Nelson

Mark's implementation of the CRC-32 algorithm generates a unique 32-bit number.

EMBEDDED SYSTEMS

MULTIUSER DOS FOR CONTROL SYSTEMS: PART II
by Richard Kryszak

Multiuser DOS from Digital Research is an MS-DOS compatible multitasking operating system that's a good platform for control systems.

EXAMINING ROOM

BRIDGING THE GAP WITH RESIDENT_C
by Charles Albert Mirho

Here's a TSR that bridges the gap between DOS and real- or standard-mode Windows.

PROGRAMMER'S WORKBENCH

VISUAL BASIC AND WINDOWS 3.1 EXTENSIONS
by Moshe Lichtman

Custom controls are central to Windows programming, particularly pencentric development.

COLUMNS

PROGRAMMING PARADIGMS
by Michael Swaine

Michael takes a look at UserTalk, Frontier's C-like scripting language.

C PROGRAMMING
by Al Stevens

The Application window class is the foundation of any D-Flat application.

STRUCTURED PROGRAMMING
by Jeff Duntemann

To Jeff, Borland's Object Vision is really a Windows-based, event-driven programming language.

GRAPHICS PROGRAMMING
by Michael Abrash

Michael opens his mail and finds alternative approaches to hidden surfaces, dual-monitor debugging techniques, bitblt "compiling," and more.

PROGRAMMER'S BOOKSHELF
by Ray Duncan

If you're a serious programmer, Andrew Tanenbaum's books should find a place in your library.

DEPARTMENTS

EDITORIAL
by Jonathan Erickson

LETTERS
by you

SWAINE'S FLAMES
by Michael Swaine

PROGRAMMER'S SERVICES

OF INTEREST
by Tami Zemel


Copyright © 1992, Dr. Dobb's Journal