Tuesday, March 3, 2020

What are the challenges with continuous monitoring?


For most businesses, continuous monitoring poses three primary challenges.
VISIBILITY
Interconnected systems, applications, and networks make viewing threats difficult. For example, organizations need to separate the networks on which they run their payroll applications to comply with the Payment Card Industry Data Security Standard (PCI DSS). Meanwhile, the networks on which they run their business collaboration tools - Google Drive, O365, Box, Dropbox - act as another entryway for cyber attacks.
More applications increase the number of locations that place the organization at risk. For example, most applications come with a default password such as “Admin.” These passwords are not secure, yet many IT departments and users forget to reset the passwords. Thus, this creates a visibility issue since increased applications make it difficult to monitor password security and traffic across the network.
PRIORITIZATION
Taking this further, each application added to the network also poses another potential risk. For example, security patch updates for each application and operating system need to be monitored. However, some patches provide support for application and operating system usability while others focus on security.
Prioritizing alerts burdens SMBs who have limited IT staff to respond to and remediate threats. Sifting through the alerts to determine the most important ones takes time yet fixing every problem slows down systems, networks, and staff. Thus, finding the balance between high risk and low risk alerts becomes a strategic business need.
HUMAN ERROR
Embedded within both the visibility and prioritization issues lies the risk of human error. Manual monitoring becomes untenable. For SMBs whose IT department may consist solely of a single person, rushing monitoring activities while responding to help desk tickets can lead to mistakes in prioritizing or reviewing alerts.

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