Mark Walla

Mark
Walla

Mark Walla is director of PDS Advanced Technologies, a nationally based computer services company. Williams co-wrote Windows NT & UNIX: Administration, Coexistence, Integration and Migration(Addison Wesley). He is a consultant to Microsoft, HP, Compaq, and others on OC interoperability.

Articles
Sniffers: A Common Enemy
When connected to a Windows NT-UNIX network to the Internet, security weaknesses can result. One weakness is vulnerability to sniffer attacks.
How to Secure Your NT-UNIX Network
Here are 8 components to consider when you are securing your mixed network.
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