With cybercrime rising across the UK, a strong cybersecurity strategy isn’t just about firewalls and antivirus software – it starts with your internet connection. That’s where leased lines come in to help improve cybersecurity for your business!
Join us as we explore how leased line cyber protection UK businesses rely on provides a secure foundation for operations. We’ll also compare providers and help you understand why a secure business internet should start with dedicated connectivity.
The Rising Threat of Cybercrime in the UK
According to the UK Government’s 2024 Cyber Security Breaches Survey:
- 50% of medium-sized businesses experienced cyber breaches or attacks
- Phishing, ransomware, and DDoS attacks remain the top threats
- Remote working and cloud reliance have widened the attack surface
The lesson? A secure internet connection is no longer optional sadly.
Why Standard Broadband Isn’t Always Secure
Most UK SMEs use shared (contention) broadband connections, meaning bandwidth is shared with nearby users, and these shared connections come with several risks:
- Increased exposure to DDoS attacks
- Inconsistent speeds that hinder real-time threat detection and response
- Weaker SLAs mean slower fix times during outages or breaches
- No encryption or private routing by default
How Leased Lines Improve Cybersecurity
Leased lines are dedicated, symmetrical connections that offer a few main advantages for cyber protection (and read more about contention ratios here):
1. Private, uncontended connection (1:1)
You don’t share your bandwidth with anyone. This reduces the risk of data leaks and lateral movement by malicious actors on a shared network.
2. Consistent performance for security systems
Firewall systems, antivirus updates, VPNs, and monitoring tools require stable connectivity, and leased lines provide:
- Zero jitter and low latency
- Reliable upload speeds for real-time backups
- Non-fluctuating bandwidth for endpoint protection systems
3. Static IP addresses with IP allowlisting
Most leased line packages come with static IPs, which allow:
- IP allowlisting for restricted access
- Tighter control over remote login
- Better DDoS protection and monitoring
4. Better DDoS protection packages
Many providers offer built-in DDoS mitigation or integration with third-party tools as part of their leased line services.
5. Faster fix times in
With SLAs offering 4-hour fix times (or less), issues are resolved before severe damage occurs. Standard broadband may take 24-72 hours to resolve faults.
Leased Line Cybersecurity Features Comparison
| Provider | Dedicated Connection | Static IP | DDoS Protection | SLA Fix Time | Starting Price* |
| Yes | Yes | Optional add-on | 5 hours | £399/month |
| Yes | Yes | Included | 4 hours | £400/month |
| Yes | Yes | Optional | 5 hours | £450/month |
| Yes | Yes | Add-on available | 7 hours | £300/month |
| Yes | Yes | Optional | 6 hours | £375/month |
*Pricing varies by bandwidth, contract length, and location.
How Leased Lines Support Cybersecurity Infrastructure
Security Tool | Benefit from Leased Line |
VPN for Remote Workers | Stable, encrypted tunnels with fixed IPs |
Firewall-as-a-Service (FWaaS) | Reliable performance, easy integration |
Endpoint Detection & Response | Real-time updates and threat sharing |
Cloud-based SOC Tools | High-speed access and zero interruptions |
Remote Access Gateways | Static IP and secure access control |
When Should a Business Upgrade to a Leased Line for Security?
You should strongly consider upgrading if:
- You store or process sensitive customer data (e.g. healthcare, finance)
- You use a cloud-based CRM or POS system
- You have remote teams accessing internal networks
- You’ve experienced previous downtime or breaches
- Your industry has compliance regulations (e.g. GDPR, ISO 27001, FCA)
While leased lines significantly boost network-level security, they work best when combined with:
- Regular penetration testing
- User awareness training
- Multi-factor authentication (MFA)
- Regular patching and updates
- Cloud backup and recovery plans
How Leased Lines Improve Cybersecurity for UK Businesses – to Conclude
we think that investing in a leased line is a smart first step if you’re serious about safeguarding your business , and by eliminating the risks of shared broadband you can take complete control over performance, access, and uptime through the use of leased lines.
For compliance-heavy sectors, hybrid/remote workforces, and cloud-first SMEs, we think leased lines are now a must!