Security that lets you see clearly, and sleep soundly.
ClearDay Systems helps small and mid-sized businesses find and fix network security problems, with firewall engineering, troubleshooting, and practical compliance guidance, without the enterprise price tag or the jargon.

Find the gaps. Build the defenses. Fix what breaks.
One experienced engineer for your network security, from the first assessment to the "something just stopped working" call.
Network Security Assessments
We evaluate your current security, find the weaknesses, and recommend practical improvements based on your risk and your budget. You get a clear, prioritized list of what to fix first and why. Choose the depth that fits.
Network deep dive
A hands-on technical review of the network that protects your business.
- Firewall security reviews
- Access-control and segmentation analysis
- Remote-access security and logging
CSF 2.0 Quick-Start Assessment
A whole-business starting point built on NIST's Cybersecurity Framework 2.0, written for small organizations without a security team.
- Where you stand across Govern, Identify, Protect, Detect, Respond, and Recover
- A current and a target profile
- A plain-English roadmap with quick wins first
Business Firewall Installation & Management
We design, deploy, configure, troubleshoot, and maintain firewalls that protect your systems and communications.
- Policies, NAT/PAT, and VPNs
- High availability and upgrades
- Segmentation, logging, and reviews
Network & Infrastructure Troubleshooting
We find and fix the connectivity, security, and infrastructure problems that are getting in the way of your business.
- Packet captures, virtual network modeling, and Packet Tracer
- DNS, DHCP, and VPN problems
- Windows, Linux, and virtual infrastructure
Instead of assuming users, devices, or systems are trustworthy because they're on the internal corporate network, Zero Trust continuously validates every access request. Every user, device, application, and connection must prove it is authorized before access is granted.
Identity Management
Identity is the foundation of Zero Trust. The most important question is not "Are you on the corporate network?" but rather "Who are you, and should you have access to this resource?" This is why IAM technologies from Microsoft, Cisco Systems, and Okta—including multifactor authentication (MFA), conditional access, and least-privilege access—are so critical to Small and Medium Businesses.
- Single sign-on and multi-factor authentication
- Role-based, least-privilege access
- Onboarding, offboarding, and access reviews
- Access decisions that consider device health
Endpoint Security & Hardening
Endpoint protection is another key pillar. Even if a user's identity is legitimate, access may be restricted if the device is compromised, unpatched, unmanaged, or otherwise non-compliant. Endpoint detection and response (EDR) tools from Microsoft, CrowdStrike, SentinelOne, and Sophos help verify that devices meet security requirements before they're trusted to access applications and data.
- Endpoint security assessments
- Hardening and EDR configuration support
- Update policies and security logging
On-Demand Security Engineering
Experienced cybersecurity engineering and guidance when you don't need a full-time senior security engineer. Architecture, vendor evaluation, infrastructure reviews, and project oversight, by the hour, by the project, or on a monthly retainer.
Security Compliance Readiness
We help you understand the technical security requirements that apply to you and prepare your infrastructure for them.
- Builds on a CSF 2.0 Quick-Start Assessment
- HIPAA and PCI DSS technical readiness
- Policy assistance and remediation planning
Meet the OpenClaw Virtual Employee (OVE)
An OpenClaw Virtual Employee (OVE) is an AI agent that works alongside your team, handling repetitive administrative tasks like triaging requests, preparing reports, and moving documents between your systems, while you stay in control of what it can see and do.
It runs in an environment you own, with least-privilege access and approval checkpoints for anything that matters. AI agents that can act on your behalf need careful setup, and that is exactly what we do.
Services coming soon
Here is what we are preparing to offer, from first install to ongoing care.
Installation & Setup
Host, gateway, model connections, authentication, and administrator training, as a fixed-scope project.
Security Hardening
Network isolation, credential protection, tool restrictions, and audit logging, built on least privilege.
Workflow Integration
Approved workflows that cut repetitive admin work, with approval checkpoints and testing.
Managed Administration
Monthly maintenance: updates, access reviews, health checks, and backup verification.
OpenClaw is a project of the OpenClaw Foundation. ClearDay Systems is an independent consultancy.
Straight answers. Right-sized protection.
On-premise and hybrid first
Your firewalls, servers, and data stay under your control. We design security for on-premise and hybrid setups.
Built for small business
You get real security expertise without hiring a full in-house team or buying tools you don't need.
Plain English
No fear tactics or acronym soup. We explain risks, options, and trade-offs so you can make informed decisions.
Tools and process together
Technology without policy leaves gaps, and policy without technology is just paper. We do the technical work and help with the policies and remediation plans that go with it.
A simple path from uncertain to secure
Assess
We learn your business, map your assets, and run a gap analysis to establish a baseline.
Plan
You get a prioritized roadmap with realistic costs, so the biggest risks get fixed first.
Protect
We deploy, configure, and harden the right tools, and align policies to match.
Respond & improve
Hands-on help when something breaks, and periodic reassessment as you grow.
Common questions
What size businesses do you work with?
We focus on small and mid-sized organizations that need strong security but don't have a dedicated security team.
Do you offer 24/7 monitoring?
No. ClearDay Systems does assessments, engineering, and support during business hours. Work outside business hours, including emergencies, is available by arrangement at a premium rate.
What does a network security assessment involve?
Pick a network deep dive, a CSF 2.0 Quick-Start Assessment for the whole business, or both. Either way you get a report that shows what is weak, how serious it is, and how to fix it in priority order. We provide technical guidance, not legal or insurance advice.
Do you certify us for HIPAA, PCI DSS, or NIST?
No. We help you understand the technical requirements and get your infrastructure ready. Certification, legal opinions, and formal attestations are outside what we provide.
How do we get started?
Send us a note below for a free, no-obligation consultation. We'll talk through your environment and recommend a sensible first step.
Let's talk about your security goals
Tell us a bit about your business and what you're trying to achieve. We'll reply within one business day with a suggested next step.
Email:
Location: Colorado Springs, CO
LinkedIn: ClearDay Systems
Send us a message
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