{"id":28348,"date":"2026-05-18T07:00:16","date_gmt":"2026-05-18T05:00:16","guid":{"rendered":"https:\/\/smecyberinsights.co.uk\/?p=28348"},"modified":"2026-05-19T10:41:53","modified_gmt":"2026-05-19T08:41:53","slug":"do-uk-smes-still-need-a-firewall-in-the-cloud-era","status":"publish","type":"post","link":"https:\/\/smecyberinsights.co.uk\/index.php\/2026\/05\/18\/do-uk-smes-still-need-a-firewall-in-the-cloud-era\/","title":{"rendered":"Do UK SMEs Still Need a Firewall in the Cloud Era? What \u201cManaged Firewall\u201d Really Means"},"content":{"rendered":"\t\t
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Gibraltar:\u00a0 Monday, 18 May 2026 \u2013 07:00 CET<\/p>\n

Do UK SMEs Still Need a Firewall in the Cloud Era? What \u201cManaged Firewall\u201d Really Means
\n<\/strong>By: Iain Fraser<\/a>\u00a0\u2013\u00a0Cybersecurity Journalist
\n<\/a>Published in Collaboration with: Securus Communications Ltd
\n<\/a>SMECyberInsights.co.uk<\/a>\u00a0– First for SME Cybersecurity
\n<\/a>Google Indexed PZero on: 180526 at 08:35 CET<\/a>
\n#SMECyberInsights #SMECybersecurity #SMECyberInsights #SME #CyberSafe #CyberSecurity #Firewall #Cloud #Securus<\/em><\/p>\n

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If your users work in Microsoft 365, your files live in the cloud, and your business apps are delivered through SaaS platforms rather than sitting on a server in the office, it is reasonable to ask whether a firewall still matters. For UK SMEs, the answer is yes \u2014 but not in the old-fashioned sense.<\/p>\n

The firewall has not disappeared. It has changed. Today, it is less about a box on the wall and more about how traffic, users, devices and applications are controlled, monitored and protected wherever they sit. At Securus, we see many SMEs operating in cloud-first environments that still rely on firewalls every day, but not always in a way that is actively managed or aligned to modern risks. That is where problems start.<\/p>\n

A firewall is still one of the key control points in your security stack. The real question is no longer \u201cdo we have one?\u201d but \u201cis it configured, monitored and maintained properly?\u201d For businesses that depend on cloud platforms, remote access and always-on connectivity, that distinction matters a great deal.<\/p>\n

What a modern firewall really does<\/strong><\/p>\n

The old view of a firewall was simple: block bad traffic, allow good traffic, and leave it quietly humming in the corner. Modern firewalls still do that, but they also perform a much broader security role.<\/p>\n

In practical terms, a business firewall may now handle:<\/p>\n

* traffic filtering to control what is allowed in and out of the network
\n* VPN services for remote users, branch offices or third parties
\n* intrusion prevention systems (IPS) to detect and block known attack patterns
\n* application control to manage how specific services are used
\n* web filtering to reduce exposure to risky or inappropriate sites
\n* SSL inspection to examine encrypted traffic for hidden threats
\n* logging and alerting to provide visibility into suspicious activity<\/p>\n

This matters because most cyber threats no longer arrive in obvious ways. Attackers use compromised accounts, encrypted traffic, legitimate tools and low-noise techniques that are designed to blend in. A firewall that is outdated, poorly configured or left without oversight can quickly become a weak point rather than a useful control.<\/p>\n

Why DIY firewall management often fails in SMEs<\/strong><\/p>\n

Many SMEs do technically own a firewall. That does not mean they are getting the full value or protection from it.<\/p>\n

A common pattern is easy to recognise. The firewall is installed during an office move, infrastructure refresh or connectivity upgrade. A few rules are put in place to make systems work. More exceptions are added over time. Updates get delayed because no one wants to risk disruption. Logs accumulate in the background. Alerts may exist, but nobody is reviewing them consistently.<\/p>\n

That is how exposure builds up.<\/p>\n

Common DIY firewall risks<\/strong><\/p>\n

For smaller organisations, the usual issues include:<\/p>\n

* misconfiguration<\/strong>
\nRules become too broad, remote access is left open longer than intended, or old services remain exposed.<\/p>\n

* missed firmware and security updates<\/strong>
\nFirewalls themselves can be vulnerable if patching is neglected.<\/p>\n

* limited monitoring<\/strong>
\nSuspicious activity may be recorded, but never investigated.<\/p>\n

* weak change control<\/strong>
\nQuick fixes made under pressure can create unintended security gaps.<\/p>\n

* poor visibility<\/strong>
\nIf no one is reviewing logs or tuning policies, there is little insight into what the firewall is really doing.<\/p>\n

* lack of specialist expertise<\/strong>
\nModern firewalls are powerful platforms, but they are also easy to under configure or mismanage without dedicated knowledge.<\/p>\n

At Securus<\/a>, this is one of the most common challenges we see in SMEs with lean internal IT teams. The issue is rarely that the business has no security controls. It is that the controls are not being actively managed day to day.<\/p>\n<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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What managed firewall means in practice<\/strong><\/p>\n

Managed Firewall is not just a support contract for when something goes wrong. It is an ongoing service designed to keep firewall protection effective, current and aligned to the needs of the business.<\/p>\n

Day to day, that often includes:<\/p>\n

Policy tuning and rule management<\/strong><\/p>\n

Firewall rules need to evolve as the business changes. New applications, offices, suppliers, remote users and cloud services all affect what traffic should be allowed. Managed services help ensure access is granted in a controlled way rather than through a growing list of rushed exceptions.<\/p>\n

Monitoring and alerting<\/strong><\/p>\n

A properly managed firewall is watched for suspicious events, policy violations and unusual activity. This helps identify potential threats earlier and reduces the chance that malicious behaviour goes unnoticed.<\/p>\n

Patch and firmware management<\/strong><\/p>\n

Keeping firewall software up to date is a critical part of maintaining security. Managed services reduce the risk of known vulnerabilities being left exposed for too long.<\/p>\n

Change management<\/strong><\/p>\n

New VPNs, access requests, branch connections and service changes should follow a defined process. That reduces the risk of accidental exposure and gives the business a clearer record of what has changed and why.<\/p>\n

Reporting and visibility<\/strong><\/p>\n

A managed service should provide useful visibility into firewall events, policy decisions and trends, rather than leaving the firewall as an opaque technical box no one fully understands.<\/p>\n

Integration with wider detection and response<\/strong><\/p>\n

This is where the value increases significantly. Firewall telemetry becomes far more useful when it is integrated into a broader security operation. Securus Managed Firewall services are designed to sit within that wider picture, supporting joined-up monitoring and stronger coordination with other managed security capabilities.<\/p>\n

The key point is simple: the value does not just come from having firewall technology in place. It comes from having it actively managed by people who know what good looks like<\/strong>.<\/p>\n

Managed hardware firewall vs FWaaS<\/strong><\/p>\n

Some SMEs still prefer the control and familiarity of an on-site firewall appliance. Others are moving towards Firewall as a Service (FWaaS)<\/strong>, where policy enforcement and protection are delivered through a cloud-based model.<\/p>\n

Here is a simple comparison:<\/p>\n\n\n\n\n\n\n
Option<\/strong><\/td>\nBest suited to<\/strong><\/td>\nKey traits<\/strong><\/td>\n<\/tr>\n
\u00a0<\/strong><\/p>\n

Traditional hardware firewall<\/strong><\/td>\n

 <\/p>\n

Fixed offices and on-premise traffic<\/td>\n

 <\/p>\n

Local control, on-site device, internal management required<\/td>\n<\/tr>\n

\u00a0<\/strong><\/p>\n

Managed hardware firewall<\/strong><\/td>\n

 <\/p>\n

SMEs wanting local protection without internal overhead<\/td>\n

 <\/p>\n

Expert oversight, less operational burden, better consistency<\/td>\n<\/tr>\n

\u00a0<\/strong><\/p>\n

FWaaS<\/strong><\/td>\n

 <\/p>\n

Cloud-first, hybrid and distributed workforces<\/td>\n

 <\/p>\n

Lower hardware dependency, scalable policy control, easier support for remote access<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

For many businesses, the right answer is not strictly one or the other. It is often a combination of local protection, cloud-delivered security and proper management wrapped around both. Securus supports organisations across these models, helping them choose an approach that fits their infrastructure, risk profile and operational needs.<\/p>\n

Firewall, DDoS and connectivity are closely linked<\/strong><\/p>\n

One of the biggest mistakes businesses can make is treating firewalling as a separate technical decision. In reality, firewalling, DDoS resilience and connectivity design all depend on each other.<\/p>\n

A business may invest in a capable firewall but still face unnecessary risk if:<\/p>\n

* internet connectivity has no resilience
\n* backup links are not protected properly
\n* DDoS safeguards are weak or missing
\n* traffic bypasses security controls during failover
\n* remote users connect inconsistently across different routes
\n* cloud applications are accessed without policy enforcement<\/p>\n

This is why network and security planning need to work together. One weak decision in connectivity can undermine the rest of the stack. A secondary broadband line, for example, may improve availability but create a security blind spot if it is not covered by the same policies and oversight.<\/p>\n

That joined-up view is increasingly important for SMEs. It is also one of the advantages of working with a provider such as Securus, where connectivity, managed firewalling and wider security operations can be aligned rather than treated as separate projects.<\/p>\n

Why managed firewall matters for SMEs<\/strong><\/p>\n

For SME IT managers, technical directors and security-conscious MDs, the main issue is not whether a firewall is still needed. It is whether the business has the time, expertise and operational discipline to keep that firewall effective every day.<\/p>\n

That is why managed firewall services continue to grow in importance. They provide an always-on, expert-managed<\/strong> approach that reduces hardware overhead, improves consistency and helps close the gap between owning a control and operating it properly.<\/p>\n

Securus Managed Firewall services are designed for organisations that want strong protection without the burden of managing everything in-house. With expert oversight, continuous attention and integration into wider security operations, they offer a more practical way for SMEs to keep pace with modern threats while supporting cloud adoption, remote access and resilient connectivity.<\/p>\n

The key takeaway<\/strong><\/p>\n

Cloud adoption did not make the firewall obsolete. It made proper firewall management more important.<\/p>\n

UK SMEs still need strong control over traffic, access, threats and visibility. But in a cloud-first world, the real value comes from ensuring the firewall is monitored, tuned and maintained as part of a wider security strategy. A firewall on its own is not enough. A well-managed firewall is where protection becomes meaningful.<\/p>\n<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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SECURUS Communications Ltd<\/strong><\/p>\n

Securus<\/a> <\/strong>is a managed communications Operator, providing next-generation network infrastructure and value added services to Managed Hosting providers and the ‘cloud generation’\u200b of enterprises. Securus<\/a> <\/strong>priority is to offer communication services that represent excellent value for money and are backed by exceptional levels of support.<\/p>\n

Contact Securus<\/strong>
\nSecurus Communications Ltd
\nStation Road, Landmark house, Hook, England RG27 9HA, GB
\nT: Enquiries:\u00a003451 283457<\/span><\/a>\u00a0| Service Desk: 03451 283458<\/a>
\nSecurus on LinkedIn<\/a> | Securus on “X”<\/a> | https:\/\/securuscomms.com<\/a><\/p>\n<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t

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\n\t\t\t\t\t<\/span>\n\t\t\t\t\tLatest Posts from SECURUS Communications<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/h2>\n\t\t\t<\/div>
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