External Visibility Review
Every organization uses standard endpoint security like Windows Defender or Malwarebytes to protect individual computers. That acts like a high-quality lock on an interior office door. Signal Harbor Security checks the exterior of your entire building. We check if your main gates are unlocked, if your perimeter windows are open, and if your organization's network boundaries have visible gaps that expose you to the internet. We map what is externally reachable and give your team a straight, no-nonsense plan to patch it.
Not ready to request a review? Start with the free 60-second Risk Snapshot
Signal Harbor Security provides fixed-scope external cybersecurity visibility reviews for small businesses, schools, municipalities, and local organizations. We focus on externally visible risks: exposed services, weak email authentication, certificate problems, public attack surface indicators, and cyber insurance readiness gaps.
What we look for
These are not theoretical risks pulled from a vendor whitepaper. They are the exact categories attackers use to find a way in before your team knows anyone was looking.
A database port open to the world. A remote access interface still answering requests outside your firewall. A legacy server running software that stopped receiving security patches two years ago. These show up in minutes on any automated scan. We find them first and give your IT staff the specific configuration changes needed to close each one.
If your email headers are misconfigured, anyone can send a message that appears to come from your superintendent, your CFO, or your mayor. Recipients have no technical way to identify it as fake. We pull your full DNS mail configuration, check SPF scope, verify DKIM publication, and test DMARC enforcement. You receive the exact records your team needs to lock it down.
An expired certificate on a public-facing login page is not just a browser warning. It signals to every insurance underwriter scanning your domain that your organization is not actively maintaining its systems. We check certificate validity, expiration timelines, cipher suite strength, and TLS version support across every public-facing web property in scope.
Developers push code to public repositories every day. Sometimes that code contains database connection strings, API keys, or administrative passwords that were never meant to leave the building. We search public repositories, public paste sites, and reputable breach-intelligence sources for references to your organization before the wrong person gets there first.
Why an outside view matters
Your internal IT team is not the problem. They are buried. Help desk tickets, server patches, user onboarding, compliance deadlines. No one on your team has the bandwidth to step outside your perimeter and ask: what does this look like to a stranger with bad intentions? That is the exact question we are built to answer. We are not here to replace your IT director. We are the independent, external set of eyes your IT director needs but does not have the time to be.
The process
Each review is scoped, completed, and delivered within two weeks of agreement. No software on your end. No scheduled downtime. No coordination required from your staff while we work.
01
We agree on your public-facing domains, subdomains, and systems. We also agree in writing on what stays completely out of scope. Nothing is reviewed without that agreement in place. Nothing is installed on your end.
02
We examine your organization from the outside using the same visibility available to security researchers, automated scanners, and attackers. Most review activity occurs externally without software installation, credentialed access, or scheduled downtime. Your operations continue without scheduled downtime or internal changes.
03
Every finding is ranked by severity, fix complexity, and operational impact. The issues most likely to cause a breach, a failed insurance audit, or a public incident go to the top of the list.
04
We schedule a live review with your IT staff and leadership. Every finding is explained in plain English. Every remediation step is written so your team can act on it without needing a security background.
How We Work
Before you sign anything, here is exactly what this engagement looks like. No surprises.
We look at what is externally reachable or publicly discoverable about your organization. Open ports, exposed services, email authentication gaps, certificate issues, and leaked credentials in public databases. All of it without credentialed access, exploitation, or internal system access.
We do not guess passwords, exploit vulnerabilities, run denial-of-service tests, download your data, or social engineer your staff. If we find exposed credentials, we document them and tell you to change them. We do not test them.
The findings report is yours. We restrict distribution to people who need to know. We remove working technical artifacts after the post-delivery review window, subject to contract, audit, legal, and backup retention requirements. We are not your lawyer. If something we find creates a legal or regulatory question, that call goes to your attorney, not us.
Written scope agreement before we start. Emergency contacts who are reachable during the review. Confirmation that you own or have authorization for every asset on the list. That is it.
All of this is in writing in our Master Service Agreement before any money changes hands. No surprises is not just a pitch. It is how the contract is structured.
Who we work with
Whether you answer to parents, taxpayers, or a board of directors, a security incident is a public event. We know how each sector gets targeted and what it costs when the wrong person finds the gap first.
Straight answers
No sales pitch. If we are not the right fit for what you need, we will tell you that too.
No. A penetration test actively attempts to compromise your systems to measure how far an attacker could get. We focus on the step before that: documenting what is externally reachable or publicly discoverable, why it creates risk, and what to address first. It is faster, less expensive, and the right starting point for most organizations before committing to a full penetration test.
Your IT team manages the inside of your network. We look at the outside, from the same vantage point an attacker occupies. Most internal teams are too close to the infrastructure, and too buried in daily operations, to audit what their organization looks like from the public internet. We are not replacing your IT staff. We are giving them a map of their own blind spots.
No. We review only what is externally reachable or publicly discoverable. No credentialed access, no exploitation, no software installation, and no internal system access. Your operations continue without interruption while we work.
Most reviews complete within five to ten business days from scope agreement. We do not extend timelines to justify billing. You will have a ranked fix list in hand within two weeks of scope agreement.
A prioritized finding report with evidence documentation, plain-English risk descriptions, and specific remediation steps written for your IT staff. We also schedule a live walkthrough so your team can ask questions and your leadership can understand the bottom line without needing a security background.
Flat-fee pricing is available on our Pricing page. Contact us and we will confirm the right tier for your footprint within one business day.
What you receive
All findings are point-in-time. A review documents your external posture at the date of assessment, not a certification or an ongoing guarantee.
View a redacted sample reportSee how findings are documented, prioritized, and translated into a practical repair plan.
Tell us your websites and public-facing systems. We will agree on scope, run the review from the outside, and deliver a plain-English fix list. Most organizations have a fix list in hand within two weeks of scope agreement.
We will review your submission and follow up after pre-launch intake review.
