Gartner Research

Avoid These "Dirty Dozen" Network Security Worst Practices

Published: 08 January 2015

ID: G00271440

Analyst(s): Jeremy D'Hoinne , Andrew Lerner


This research identifies 12 commonly observed network security practices that reduce network availability, increase expenditure or risks, and alienate end users. CISOs should avoid these practices, and they can do so without sacrificing security posture or breaking the bank.

Table Of Contents
  • Key Challenges
  • Recommendation



  • Avoid the "Dirty Dozen" Network Security Worst Practices by Instigating the Short-Term and Long-Term Actions Outlined in This Research.
    • Shiny New Object Syndrome
    • Culture of No
    • Insufficient Focus on Users and Business Requirements
    • Defense With Inadequate Depth
    • Organizational Misalignment
    • Suboptimal Branch Architecture
    • Security Blind Spots
    • Uncoordinated Policy Management
    • Noncompetitive Vendor Selections
    • Hazardous Network Segmentation
    • Inadequate End-User Education
    • Inadequate Security Event Management

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