F2Cloud / Knowledge & engineering
F2Cloud Knowledge Center
Engineering guides for cloud, business continuity and security decisions.
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Business continuity
What is cloud backup? How it differs from sync and archiving
Having a copy does not mean you can recover. Enterprise backup depends on separate failure domains, retention policies and verified restores.
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Business continuity
What are RPO and RTO? Defining disaster recovery targets
How much data loss is acceptable, and how long can the business stop? Answers to these different questions shape recovery architecture.
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Business continuity
Backup vs disaster recovery: what is the difference?
Backup protects data. Disaster recovery prepares the environment, dependencies and operations needed to resume the business using that data.
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Cybersecurity
What do immutable backups provide against ransomware?
An immutable copy is an important defense, but it needs clean recovery points, separate access controls and recovery tests.
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DevOps & Kubernetes
What is managed Kubernetes? Defining service boundaries
Creating a cluster is not the same as operating one. Upgrades, observability, security and ownership boundaries define the actual service.
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DevOps & Kubernetes
Kubernetes backup and recovery: from manifests to data
A cluster can be rebuilt, but its application data and dependencies do not return automatically.
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Cybersecurity
What is a WAF? How it differs from DDoS protection
Web security is not a single filter. Application requests, volumetric attacks and code security are handled at different layers.
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Data location & KVKK
Questions to ask when choosing local hosting in Turkey
Do not choose local hosting based only on a server's address. Backups, support access, recovery and responsibilities are part of the decision.
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Data location & KVKK
Does hosting in Turkey establish KVKK compliance?
Not on its own. Data location is an important input, but legal grounds, security and actual data flows need separate assessment.
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Data location & KVKK
A checklist for cross-border personal data transfers in the cloud
Storage location is the first question, not the only one. Transfer mechanisms must reflect actual data flows and the parties' roles.
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Business continuity
Backup and recovery for VMware, Hyper-V, KVM and Sangfor workloads
A platform list is a scope question, not a marketing label. Each hypervisor is backed up differently, and cross-platform recovery requires per-workload validation.
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DevOps & Kubernetes
OpenShift application backup and recovery: not the whole cluster
Backing up an OpenShift application is not the same scenario as recovering an entire cluster. The proposal must state explicitly which one is in scope.
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