Security articles
DDoS mitigation, SSL, backups and hardening — written from how we protect Cambridge infrastructure day to day.
4 articles · Updated 15 July 2026
GhostLock (CVE-2026-43499): Why This Kernel Flaw Matters on Shared Hosting
GhostLock lets an unprivileged local user escalate to root on Linux hosts. What CloudLinux customers need to know — and what Fast2Host is doing about it.
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Fast2Host Is an Acronis Cyber Protect Partner — With Our Own On-Premises Cluster
Why we run Acronis Cyber Protect as an authorised partner on our own UK on-premises cluster — ransomware defence, granular recovery and data residency without relying on someone else’s backup cloud.
3 min read Read - Security
DDoS Protection for UK Businesses: What Actually Matters
How always-on edge mitigation differs from scrubbing centres, why capacity (Gbps) alone is not enough, and how Fast2Host protects hosted and colo customers.
1 min read Read - Security
Free Let's Encrypt SSL vs Paid Certificates: When to Upgrade
DV auto-SSL is enough for most sites — when OV/EV, wildcards and higher warranties justify a paid GeoTrust, Thawte or Sectigo certificate from Fast2Host.
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