By Lawrence E. Hughes, 10/01/1997
You can use cryptographic authentication to solve an important security problem.
By Lawrence E. Hughes, 10/01/1996
Keep intruders out of your Exchange email messages. Digital signatures and envelopes protect the privacy and authenticity of your email messages.
By Lawrence E. Hughes, 09/01/1996
Enhance your email's security by sealing digital envelopes and affixing digital signatures.
By Glenn Morris, 07/01/1996
Lawrence Hughes, Glenn Morris, Spyros Sakellariadis, and Brian Moran describe how they became MCSEs and what certification has done for them.
By Glenn Morris, 07/01/1996
Four authors expand on their MSCE experience.
By Lawrence E. Hughes, 05/01/1996
Lawrence Hughes explains how to ensure that your email system is not open to anyone who wants to read it.
By Lawrence E. Hughes, 05/01/1996
A simple Internet mail system is faster and easier to use than paper mail.
By Lawrence E. Hughes, 02/01/1996
Lawrence Hughes tells the story of how Intergraph moved from UNIX to Windows NT.