Security & Backup
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Firewall vs Router: What Is the Difference?
Posted in networking, Security & Backup on Aug 12, 2026.
A plain-language explanation of routing and firewalling and why the two functions are often found in the same device.
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Network Segmentation Without Unnecessary Complexity
Posted in networking, Security & Backup on Aug 12, 2026.
How to separate devices and services when there is a real requirement without creating an unmanageable network.
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3-2-1 Backup: What It Really Means
Posted in business technology, Security & Backup on Aug 12, 2026.
A practical explanation of the 3-2-1 backup principle and why the copies need to be useful and recoverable.
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Why a Backup Can Hold You Back
Posted in Security & Backup, technology advice on Aug 12, 2026.
Why backups are valuable but should not become an excuse to preserve an outdated system forever.
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What Happens If Your Cloud Service Is Unavailable?
Posted in business technology, Security & Backup on Aug 12, 2026.
Why businesses should consider availability and recovery even when important systems are hosted in the cloud.
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Email Authentication: SPF, DKIM and DMARC in Plain Language
Posted in business technology, Security & Backup on Aug 12, 2026.
A plain-language introduction to the three common email authentication technologies businesses encounter.
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Why MFA Does Not Replace Good Technology Practices
Posted in business technology, Security & Backup on Aug 12, 2026.
Why multi-factor authentication is valuable but only one part of a secure and supportable environment.
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How to Prepare Before Giving a Technician Remote Access
Posted in Security & Backup, technology advice on Aug 12, 2026.
Practical questions to consider before allowing remote technology support.
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AI Does Not Eliminate the Need for Backups
Posted in Emerging Technology, Security & Backup on Aug 12, 2026.
Why new AI-enabled applications do not remove the need for ordinary data protection and recovery planning.