DR Testing Types: Tabletop to Full Failover Explained
Testing disaster recovery procedures is the only way to establish whether an organisation can survive severe disruption, yet selecting the wrong test …
Business Continuity vs Disaster Recovery Explained
Business continuity and disaster recovery are frequently conflated in enterprise IT planning, yet they represent two fundamentally different operation…
Bare Metal Recovery Explained: Architecture, Drivers & UK Rules
Bare metal recovery (BMR) reconstructs an entire physical or virtual machine directly from bare hardware without relying on an already-installed opera…
Grandfather-Father-Son Backup: GFS Retention Explained
Grandfather-Father-Son (GFS) backup is an established hierarchical rotation scheme designed to balance granular, immediate recovery points with long-t…
Full vs Incremental vs Differential Backup Explained (2026)
Incremental backups minimise ingestion time and network bandwidth by capturing only modified blocks, but create dependent restore chains; differential…
Backup vs Replication vs Snapshot Explained (2026 UK Guide)
Backup, replication and snapshot copies are not interchangeable, yet UK IT teams routinely treat them as one thing: a copy of data that keeps the busi…
Ransomware Recovery Explained: Clean-Room Restores in 2026
On 18 March 2026, Rackspace Technology and Rubrik switched on the UK Sovereign Cyber Recovery Cloud — a clean-room recovery environment built to stay …
DRaaS Explained 2026: Cloud Failover as a DR Site Alternative
Disaster recovery as a service (DRaaS) replaces the traditional second data centre with a cloud standby that a provider only switches on when you decl…
RTO vs RPO Explained (2026): Downtime and Data Loss Targets
Two numbers decide how much downtime and how much data loss a business can survive — and most teams inherit them from whatever a backup tool defaults …
The 3-2-1-1-0 Backup Rule Explained (2026 UK Guide)
For a decade, 3-2-1 was the whole conversation: three copies of your data, on two different media, with one copy offsite. Then ransomware operators st…
Immutable Backups Explained: Object Lock & WORM 2026
Ransomware crews now go after the backup copy before they touch production data — because a clean restore point is the one thing that lets a business …
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