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F5 iSeries End of Support

Your F5 iSeries is reaching end of support. What’s your next move?

F5 iSeries has been reliable for years; stable, predictable, and deeply embedded in production environments.

But as end of support approaches, the risk profile changes. Security exposure increases, support options narrow, and maintaining compliance becomes harder over time.

You don’t need to guess what to do next.

We’re here to help you assess your current environment and choose the right path forward, whether that’s a like-for-like hardware upgrade, a move to virtual, or a shift to SaaS.

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Get in touch with an F5 Gold Partner
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“Working with FullProxy ensured that we could identify issues quickly and deploy solutions to better protect our data against cyber threats and ensure maximum performance of our applications”

Head of Digital Services, Arnold Clark

F5 Expertise across every deployment model

rSeries hardware platforms

Virtual Editions in private and public cloud

Distributed Cloud (XC) environments

Plan your iSeries upgrade. Book a consultation with an F5 Gold Partner today.

What your consultation will entail:
  • A review of your current iSeries environment and overall F5 suite
  • Expert insights and advice on your upgrade options
  • Recommendations tailored to your specific infrastructure
  • Guidance and next steps.

No commitment. Just clarity and advice on how best to plan your upgrade path.

Call us today: 0141 291 5500

Or complete the form and we’ll be in touch directly.

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Why upgrading from your iSeries matters

What actually changes when iSeries reaches end of support?

  • Reduced vendor support
    Fixes, patches and assistance become limited over time
  • Increased security exposure
    Vulnerabilities become harder to manage and justify
  • Operational risk grows
    What was once stable infrastructure becomes harder to rely on
  • Compliance pressure increases
    Running unsupported hardware can create audit and governance challenges

EXPERT INSIGHT

Your options to replace the iSeries by FullProxy's CEO

In a blog written by FullProxy’s CEO, Ewan Ferguson, he expertly outlines each of the three core upgrade paths available to those looking to make a change this year. 

Giving a thorough breakdown of every option available; from the like-for-like rSeries, to the Virtual Edition and the boundary-pushing Distributed Cloud, Ewan goes over the pros and cons of each one, ensuring you are best equipped to make the decision that works for you.

Read the full article here
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F5 Expert Gold Partner

FullProxy deliver and deploy F5 across a range of public and private sector organisations.

As an expert F5 Gold Partner, we are fully accredited to the highest level. 

Why people choose us:

  • We deliver a clear upgrade strategy and know exactly what to do next with no guesswork.
  • We help you identify risks and constraints.
  • We plan and execute our migration plans with minimal disruption to you.
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How we help customers like you

We’ve got decades of experience installing. configuring and optimising advanced security solutions for private & public sector organisations with complex security & compliance needs.

  • Finance

Protecting vital data against cyber threats for a global financial services provider

A leading UK based wealth management platform provider partnered with FullProxy to bring control and visibility to its highly complex, high-risk encrypted environment. Leveraging F5 technologies, FullProxy enhanced encrypted traffic visibility and control, strengthening security posture while ensuring resilience against evolving threats in a tightly regulated landscape.
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  • Energy

F5 Hardware Refresh, Software Upgrade and Configuration Migration with C&C Group

C&C Group is a leading software manufacturer specialising in designing, developing, delivering, and hosting cloud-based software solutions. Their solutions are primarily used by UK critical infrastructure companies operating in the electricity, water, gas, and healthcare sectors. As a long-standing customer of FullProxy, C&C Group needed to carry out a vital F5 hardware refresh and Bourne series to rSeries migration in order to modernise their network infrastructure and ensure compliance within a regulatory framework. 
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Application Pen Testing with Improvement Service

The Improvement Service team was using terminal-based vulnerability assessment tools, but they needed a more intuitive, user-friendly solution that could provide clear visualisation of security data while meeting the stringent...
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Automating Certificate Management for South East Coast Ambulance Service

By partnering with FullProxy and implementing AppViewX, SECAmb successfully automated their certificate management, reducing workload, improving efficiency, lessening the risk of private patient data being exposed as it is transferred...
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F5 Hardware Refresh, Software Upgrade and Configuration Migration with C&C Group

C&C Group is a leading software manufacturer specialising in designing, developing, delivering, and hosting cloud-based software solutions. Their solutions are primarily used by UK critical infrastructure companies operating in the...
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F5 optimisation consultancy for Scottish Healthcare Trust

NHS Lothian had discovered their F5 appliances were sailing with improper configurations, leaving their network vulnerable to malicious intruders. With the spectre of cyber threats looming large, including the ominous...
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Secure Remote access for Top 20 university using F5 solutions

In today's cyber security landscape, universities face the dilemma of providing seamless yet secure remote access to their staff and students, irrespective of their geographical locations. For a prestigious UK...
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Reviewing and Implementing Firewalls for a Games Company

A prominent gaming company approached FullProxy seeking expertise in reviewing and implementing firewalls to strengthen their cybersecurity infrastructure. As a rapidly growing outfit in the games sector, they manage substantial...
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Our latest insights

The Power of 10: Why Agility, Expertise and Resilience will define the next decade of cyber defence

Ten years is a long time in cyber security. When FullProxy launched in 2016, the world looked very different. Cloud adoption was still gathering pace. Hybrid working wasn’t yet mainstream....
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Your options to replace F5 iSeries (before end of support forces your hand)

The F5 iSeries has been dependable infrastructure for years. Stable. Predictable. Deeply embedded in production. But as F5 iSeries approaches end of support (EOS) at the end of the year,...
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6 Cyber Predictions for 2026

We asked directors Ewan Ferguson and Chris Templeton to look into their crystal balls and suggest what challenges might be facing the cyber security community in 2026. Here are their...
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Why work with an F5 Gold Partner?

When your infrastructure depends on secure, high-performing applications, choosing the right partner to deploy, optimise and support an F5 environment can make a world of difference. But with a wide...
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Are you ready for the 200-Day TLS Certificate Change? What You Need to Know

From March 2026, the security and IT operations world will experience a major shift - the maximum validity period for public TLS/SSL certificates is being cut from around 398 days...
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Will Upgrading to F5 rSeries Improve my Quantum Resilience?

When sufficiently powerful machines arrive, today’s encryption standards - RSA, ECC, and others - will be rendered obsolete. The UK’s National Cyber Security Centre (NCSC) has already set a 2028...
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