Illumio > Case Studies > Global Financial Services Firm Secures Brownfield Migration to New Data Center with Illumio

Global Financial Services Firm Secures Brownfield Migration to New Data Center with Illumio

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Company Size
1,000+
Country
  • Worldwide
Product
  • Illumio’s Adaptive Security Platform (ASP)
Tech Stack
  • Data center
  • Cloud environments
Implementation Scale
  • Enterprise-wide Deployment
Impact Metrics
  • Cost Savings
  • Digital Expertise
  • Productivity Improvements
Technology Category
  • Infrastructure as a Service (IaaS) - Cloud Computing
  • Infrastructure as a Service (IaaS) - Cloud Storage Services
Applicable Industries
  • Finance & Insurance
Applicable Functions
  • Business Operation
Use Cases
  • Cybersecurity
  • Infrastructure Inspection
Services
  • Cloud Planning, Design & Implementation Services
  • Cybersecurity Services
About The Customer
The customer is one of the largest banks in the world. The bank was facing a challenge with its aging IT systems that run the bank’s critical infrastructure. The board of directors of the bank approved a $1B data center revitalization, creating an opportunity for a security transformation in a greenfield data center deployment. The CIO decided to re-platform and migrate 5,000 applications with 33,000 workloads. The bank's infrastructure was running on older operating systems, posing a systemic risk to the bank’s ongoing operations. There was also a lack of staff who understood how those applications actually worked.
The Challenge
One of the largest banks in the world sought to rapidly modernize aging IT systems that run the bank’s critical infrastructure. The bank’s board of directors consequently approved a $1B data center revitalization, creating an opportunity for blank-slate security transformation in a greenfield data center deployment. As a result of the board’s approval, the CIO decided to re-platform and migrate 5,000 applications with 33,000 workloads. An aging infrastructure running on older operating systems posed systemic risk to the bank’s ongoing operations. In addition, there was a lack of staff who understood how those applications actually worked. Simply migrating the status quo to a new environment created unnecessarily high IT risks in cybersecurity, resiliency, and obsolescence, posing a threat to the business with board-level scrutiny.
The Solution
The bank decided not to consider status quo security through the network, despite a large investment in traditional infrastructure providers. The bank experimented with virtual firewall appliances but they lacked the required visibility. They also tried using manual (handwritten) diagrams and flow charts to determine the application flows, but realized the people who’d written many of the applications were no longer working there. The Head of Infrastructure Engineering lobbied for a standard platform to address the long-standing problem of aging IT systems and establish a new culture of higher performance and agility without putting IT infrastructure reliability at risk. Migrating to the new data center with Illumio ASP helped the team achieve the project goals. They were able to conquer cyber risk with segmentation, establish visibility from the start, and gather data necessary to build and maintain a new, accurate bank-wide CMBD.
Operational Impact
  • The bank gained real-time visibility to design safer security, eliminating inflexible constructs like VLANs, zones, overlays, subnets, or IP addresses.
  • Security teams were enabled to view highly exposed workloads and remediate an attacker’s potential lateral pathways.
  • The IT operations team was able to clean up and maintain CMDB data integrity.

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