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You're reading from  CompTIA Security+ SY0-701 Certification Guide - Third Edition

Product typeBook
Published inJan 2024
PublisherPackt
ISBN-139781835461532
Edition3rd Edition
Concepts
Cybersecurity
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Author (1)
Ian Neil
Ian Neil
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Ian Neil

Ian Neil is one of the world's top trainers of Security+. He is able to break down information into manageable chunks so that people with no background knowledge can gain the skills required to become certified. He has recently worked for the US Army in Europe and designed a Security+ course that catered to people from all backgrounds (not just IT professionals), with an extremely successful pass rate. He is an MCT, MCSE, A+, Network+, Security+, CASP, and RESILIA practitioner that has worked with high-end training providers over the past 23 years and was one of the first technical trainers to train Microsoft internal staff when they opened their Bucharest Office in 2006.
Read more about Ian Neil

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Zones

In networking, when we move data between the internet and a company computer, we do so through three distinct zones:

  • Wide Area Network (WAN): A WAN is an external public network that covers a wide geographical area. This is considered an untrusted zone.
  • Local Area Network (LAN): A LAN is a network covering a small location such as a building or a company with staff working in close proximity. This is seen as a trusted zone.
  • Screened subnet: A screened subnet is a boundary layer owned by a company whose purpose is to protect the company from external hackers. This is a neutral zone that hosts data accessible to people from both the trusted and untrusted zones. An example of this is a mail server. For instance, say Company A (a car manufacturer) has their office staff working from the LAN, but they also have mobile sales staff who travel externally. The company has placed the mail server in the screened subnet so that both office staff and remote users can access...
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CompTIA Security+ SY0-701 Certification Guide - Third Edition
Published in: Jan 2024Publisher: PacktISBN-13: 9781835461532
© 2024 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Ian Neil

Ian Neil is one of the world's top trainers of Security+. He is able to break down information into manageable chunks so that people with no background knowledge can gain the skills required to become certified. He has recently worked for the US Army in Europe and designed a Security+ course that catered to people from all backgrounds (not just IT professionals), with an extremely successful pass rate. He is an MCT, MCSE, A+, Network+, Security+, CASP, and RESILIA practitioner that has worked with high-end training providers over the past 23 years and was one of the first technical trainers to train Microsoft internal staff when they opened their Bucharest Office in 2006.
Read more about Ian Neil

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