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Practical guides, expert analysis, and actionable advice on cybersecurity, IT strategy, and business technology for growing organizations.
IT Strategy
Year 1 of Windows 10 Extended Security Updates ended October 13, 2026, and Year 2 costs double. Which ESU covers which PC, what it costs, and a per-device decision table for small offices.
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Cybersecurity
The itemised request list an auditor sends for IT general controls, by control family, with the source of each population. Typical sample sizes, a quarterly evidence calendar and how findings get written up.
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Infrastructure
The first number anyone quotes is vCPU, and it is usually three times the real requirement. The number nobody measures is IOPS, and it is the one that decides what you buy. How to turn a workload inventory into a specification you can order.
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Cloud Services
Public cloud prices elasticity. For a server that has run at the same load for four years, that is a premium on an option you never use. Which workloads repatriate well, which should stay, and the five-year cost model that makes the comparison honest.
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Cybersecurity
Ohio wrote its breach notification duty twice, once for businesses and once for public entities, both on a forty-five day clock from discovery. Which statute binds you, what actually starts the clock, and what a late notice costs per day.
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Cybersecurity
Ohio will trade a business a legal defense for a written cybersecurity program. What the affirmative defense covers, which of the recognized frameworks qualify, and the evidence a conformance claim actually rests on.
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Networking
The configuration model rather than a click path. What the bridge actually is, which VLAN strategy to pick, whether Open vSwitch earns its place, and what the switch has to agree to before a bond works.
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Networking
Organized by the question you actually have at 2am, not by man page. Is the link up, can it route, why will it not resolve, what is listening, and where is the packet being dropped.
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Cybersecurity
Nine question blocks, what the underwriter is actually asking behind each one, what evidence supports a yes, and what to write when the honest answer is no.
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Cybersecurity
Treat it as real, contain without destroying your own case, and avoid the three mistakes that make a breach worse. Expert advice from incident responders, organized into a playbook for SMBs.
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Cybersecurity
The one control ORC 9.64 and your cyber insurer both require. What a public-entity plan must contain, the Ohio notification clocks it has to encode, and how to build one your team can actually run.
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Cybersecurity
The Recover control every other cluster article assumes. Why backup is not recovery, what cyber insurers actually ask about backups, how ransomware broke the 3-2-1 rule, and setting an RTO and RPO you can defend.
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Cybersecurity
Sarbanes-Oxley reaches straight into IT. The four ITGC domains, what auditors test in each, the deficiencies that fail audits, and how to make your controls produce their own evidence.
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Cybersecurity
Underwriters now demand MFA, tested backups, and vulnerability scans. The renewal checklist, and how each control maps to ORC 9.64 and NIST CSF 2.0.
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Cybersecurity
The July 1, 2026 deadline is a start line, not a finish. How an Ohio township or fire district gets a current security baseline this week, schedules recurring scans, and keeps ORC 9.64 evidence current, on its own or with Bullium.
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Cybersecurity
Ohio Revised Code 9.64 requires every political subdivision to adopt a cybersecurity program. The five technical divisions, the four attestations, and a readiness path mapped to NIST CSF 2.0, now that the July 1, 2026 deadline has passed.
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Cybersecurity
Discover the critical security gaps that could be putting your business at risk and how to fix them.
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Cloud Services
We break down the pros and cons of using multiple cloud providers for enhanced flexibility and resilience.
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IT Strategy
Learn how virtual CIO services can align your technology with your long-term business objectives.
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Cybersecurity
Understand how SPF, DKIM, and DMARC protect your business email from spoofing, phishing, and invoice fraud.
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Cybersecurity
Learn why password reuse is your biggest vulnerability and how Keeper protects your business with zero-knowledge security.
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Cybersecurity
Discover why human error causes the vast majority of breaches and how uSecure turns your team into a human firewall.
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Infrastructure / Security
The reference architecture we run: Tailscale (WireGuard) as the network, Google Workspace as identity, and one default-deny policy across cloud, on-prem, Windows, Linux, and Mac.
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Cybersecurity
A vendor-neutral walkthrough of NIST Cybersecurity Framework 2.0 for budget-constrained local government: what changed in 2.0, the six Functions, Tiers and Profiles, and a 90-day starting path.
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Networking
Discover how Tailscale enables zero-trust networking across mobile, desktop, and server environments with WireGuard-based encryption.
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Case Study
How Bullium Consulting delivered four years of data center modernization, disaster recovery, and renewable energy deployments.
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Web Development
A structured development process with dedicated teams, proven methodology, and full version control.
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Cybersecurity
A step-by-step guide to scanning your network for vulnerabilities, interpreting results, and building an ongoing security cadence.
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IT Strategy
Compare managed IT and break-fix support models to find the right fit for your budget, risk tolerance, and growth plans.
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Cybersecurity
Compare scanning approaches and discover how netvuln-tool bridges the gap between open-source transparency and commercial polish.
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Cybersecurity
Most businesses are surprised by the results. Here is what click rates, report rates, and credential submissions tell you about your real security posture.
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Cybersecurity
Learn how to map vulnerability scan findings to the compliance frameworks that matter for insurance, vendor questionnaires, and audits.
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IT Strategy
Seven evaluation criteria that separate a strategic technology partner from someone who just keeps the lights on.
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What topology mapping reveals about your network security that traditional diagrams miss.
Read More →Infrastructure
Our 7-step methodology for validating every technology recommendation in a dedicated lab environment.
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Infrastructure
A practical comparison from an operator who has deployed both platforms at scale.
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Infrastructure
Distribution selection, security hardening, monitoring, and automation for business Linux environments.
Read More →Infrastructure
Stop configuring servers by hand. A practical guide from practitioners who automate their own infrastructure.
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Infrastructure
A practitioner walkthrough of the Dynamic Load Balancer, kernel 7.0, and native WireGuard SDN, plus whether SMBs and home labs should upgrade.
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Infrastructure
Hardware recommendations, Proxmox configuration, and Ansible automation for a production-grade lab.
Read More →Infrastructure
Skip the home lab tutorials. What IT teams responsible for production uptime need to know before migrating.
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Infrastructure
Broadcom changed the licensing math overnight. Here's why Proxmox has become the default SMB replacement and what migration actually involves.
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Infrastructure
Step-by-step guide to migrating ESXi VMs to Proxmox, including what breaks, Windows VM gotchas, ZFS tooling, and a production-ready checklist.
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Infrastructure
ESU via Azure Arc, in-place upgrade to SQL Server 2022 or 2025, or migrate to Azure SQL or PostgreSQL. A database-by-database framework before the July 2026 cutoff.
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Infrastructure
ESU, in-place upgrade to Server 2022, or migrate workloads to Linux. A workload-by-workload framework before the January 2027 cutoff.
Read More →Infrastructure
Forced upgrades, Copilot telemetry, and hardware mandates are pushing organizations to Ubuntu.
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Infrastructure
A practical hardening checklist for SMBs: auth, firewall, storage, monitoring, and a post-migration validation list.
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Unattended-upgrades configured correctly, a lightweight pre-patch test matrix, systemd patch windows, and post-patch validation.
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A pragmatic checklist for SMBs planning a VMware migration: scoping, dependency mapping, pilot moves, and post-migration validation.
Read More →Security Advisory
Copy Fail, Dirty Frag, Fragnesia, and ssh-keysign-pwn. Patch status, SMB action checklist, and why post-patch scanning matters more than usual.
Read More →Security Advisory
A physical-access zero-day in WinRE bypasses BitLocker on Windows 11 and Server 2022/2025. Windows 10 is unaffected. Interim mitigation plan.
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Also see the reference cheat sheets and the full services list.
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