Signal
Practical guidance on managed IT, cybersecurity, cloud, infrastructure, and AI — written by the engineers and advisors who run these systems for clients every day. We publish what actually moves risk, cost, and uptime: how to detect and respond to threats, right-size the cloud, run IT to real SLAs, keep networks resilient, and apply AI where it earns its keep. No vendor talking points — just what we’d tell a client.
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Cybersecurity
Cybersecurity guidance from intSignal — threat detection, zero trust, identity, and compliance for enterprise security teams.
Cloud
Cloud insights from intSignal — public, private, and hybrid architecture, migration, and cost discipline for enterprise teams.
Managed IT
Managed IT insights from intSignal — operations, SLAs, help desk, and MSP practices for reliable enterprise technology.
Infrastructure
Infrastructure insights from intSignal — networking, telecom, SD-WAN, and the systems enterprises depend on every day.
AI
AI insights from intSignal — practical machine learning, automation, and AIOps applied to enterprise operations.
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302 articles
AIDesigning the Handoff: Where AI Agents Should Give Up
The quality of an AI agent is decided less by what it handles than by how well it recognises what it cannot, and what it passes on when it does.
AIThe Actual Maths on an AI Receptionist
Metered per-minute AI pricing makes the business case easy to calculate and easy to get wrong. The four numbers that decide it, and the failure mode that destroys the return.
InfrastructureDesigning an Auto-Attendant Callers Don't Hate
Most phone menus are organised around the company's org chart and read out in the wrong order. A short set of rules that cut misroutes and abandoned calls without adding staff.
Managed ITYour Build Depends on Google Fonts Being Up. It Shouldn't.
A deploy failed with twenty-four font resolution errors and no code change to blame. Self-hosted font loaders fetch at build time, which quietly makes a third party part of your release pipeline.
InfrastructureCabling and Labelling: The Cheapest Thing You Will Ever Regret Skipping
An undocumented comms room costs an hour every time anyone touches it, forever. The labelling scheme, the documentation that is worth keeping, and what to specify when ordering.
InfrastructureRing Groups, Hunt Groups and Queues: Choosing the Right One
Three mechanisms that look similar and behave very differently under load. Picking the wrong one is why small teams miss calls and callers wait listening to nothing.
InfrastructureCall Recording and Consent: What California Businesses Need to Get Right
California requires all-party consent to record a confidential communication. What that means for a business phone system, how the rules interact across state lines, and the controls that actually implement them.
CybersecurityCalifornia Privacy Law: What a Business Actually Has to Do
Thresholds, consumer rights, the sale-and-sharing distinction that catches advertising pixels, and the operational work of honouring a deletion request across every system that holds the data.
AIEvaluating AI Voice Capabilities Without Being Sold a Demo
Every AI voice demo works, because demos are built from calls the system handles well. The questions and the test that tell you how it behaves on your actual calls.
CybersecurityCMMC Level 2: What Defence Suppliers Actually Have to Do
If your contracts involve controlled unclassified information, assessed CMMC is becoming a condition of award rather than a promise to comply. The practical shape of Level 2 readiness.
Managed ITThe Deploy That Fails Because of Your Git Email
A push lands, the build never starts, and nothing in the repository explains why. Hosting platforms gate deploys on the commit author identity, and a one-character domain typo is enough to stop a release.
InfrastructureMeeting Rooms That Work: Standardising Conference Room AV
Every room different, every meeting starting five minutes late. The case for one specification, the decisions that matter, and the support model that keeps rooms working.
Managed ITIT for Construction: Sites That Move, Connectivity That Doesn't Exist Yet
Project sites have no infrastructure, change every few months, and are full of people who need drawings on a tablet in a muddy field. What actually works.
- Infrastructure
The Contact Centre Metrics Worth Managing (and the Ones That Mislead)
Average handle time is the most optimised and least useful number in most support operations. What to measure instead, how the common targets interact, and why averages hide the calls that lose customers.
Managed ITYour CSS Override Is Correct and Still Ignored: Load Order in Hybrid Sites
A rule with the right selector, the right property and no typo still loses, because a legacy stylesheet loads after the new one. How to diagnose it properly instead of reaching for !important.
CybersecurityStarting Data Loss Prevention Without Blocking the Business
DLP projects fail in one of two ways: nothing is ever enforced, or enforcement blocks legitimate work and gets switched off. The deployment order that avoids both.
Managed ITIT for a Dental Practice: The Things That Actually Cause Problems
Practice management software, imaging, HIPAA and a schedule with no room for downtime. What matters in a dental practice's IT, from people who have had to fix it mid-morning.
- Managed IT
When the Price on the Page Isn't the Price You Charge
A catalogue migration left our pricing page showing new rates while the billing system still charged the old ones. The window was small and entirely avoidable — the fix is ordering the rollout so display and billing can never disagree.
InfrastructureE911 on a Cloud Phone System: The Obligations Most Businesses Miss
Two federal laws set specific requirements for multi-line phone systems: direct 911 dialling without a prefix, notification to a central point, and dispatchable location. What that means in practice.
CybersecurityEmail Security Beyond the Spam Filter
The attacks that cost money now arrive from real accounts with no attachment and no link. Authentication, mailbox rule monitoring and a verbal verification step do more than better filtering.
CybersecurityA Conditional Access Baseline That Won't Lock You Out
Microsoft Entra Conditional Access is the most useful security control most organisations own and never configure properly. A starting policy set, in the order to deploy it, with the break-glass account that keeps you in.
AIHow to Tell Whether Your AI Call Summaries Are Any Good
Summaries read well regardless of whether they are accurate, which is exactly the problem. A practical evaluation anyone can run in an afternoon, without machine learning expertise.
Managed ITFlipping the Flag Before the Backend Is Ready
A one-line switch that turns on a feature the other side has not shipped yet does not degrade — it breaks everything downstream of it. How to make the ordering impossible to get wrong.
CybersecurityThe FTC Safeguards Rule Applies to More Businesses Than Think It Does
Auto dealers, tax preparers, mortgage brokers, debt collectors and many others are covered financial institutions under the Safeguards Rule. The nine required elements, in plain terms.