Managed Security Services
Around-the-clock security operations for teams who can't afford blind spots
One Circle Solutions runs your detection, response, and compliance program as a single operation — senior analysts on your environment 24/7, response agreed before it's needed, and reporting your board can read.
No obligation. Every consultation ends with a written findings brief — yours to keep either way.
- 24/7/365
- SOC coverage, staffed by analysts
- 15 min
- Median time to triage a critical alert
- 97%
- Client retention, year over year
- 40+
- Environments under active management
Operating daily across the platforms you already own
- Microsoft Sentinel
- CrowdStrike
- SentinelOne
- Splunk
- AWS
- Azure
- Okta
- Palo Alto Networks
Outcomes
What changes when we take the watch
Security tooling doesn't reduce risk on its own. An operation does. Here's what clients actually get.
Someone is always watching
Every credible alert is investigated by an analyst — nights, weekends, holidays. Coverage gaps stop being your problem.
Response in minutes, not meetings
Containment actions are agreed up front and executed immediately, so incidents shrink instead of spreading.
Risk you can show going down
Exposure trends, response metrics, and audit evidence delivered in language your board and auditors understand.
How we operate
One operating model behind every service
Everything we run — detection, vulnerability management, cloud posture, compliance — feeds a single operational picture of your environment. One team, one escalation path, one view of risk.
Visibility first
We start by instrumenting what you have: endpoints, identities, cloud accounts, and the assets nobody remembered to inventory.
Detection engineered, not defaulted
Out-of-the-box rules get you out-of-the-box noise. Detections are tuned to your environment and retired when they stop earning their keep.
Response agreed in advance
Playbooks, authority levels, and escalation paths are documented before onboarding ends — so response never waits on a phone tree.
Evidence as a byproduct
Reporting and audit evidence fall out of daily operations automatically, instead of becoming a quarterly scramble.
Why One Circle
Built to be the MSSP we wished we could hire
Most managed security disappointments come from the same places: junior eyes, black-box operations, and lock-in. We designed around all three.
- Senior analysts, not a ticket queue
- Your alerts are handled by experienced analysts who know your environment — not routed through tiers of script-readers.
- Your stack, not our lock-in
- We operate the tools you already own across EDR, SIEM, and cloud. If we ever part ways, everything we built stays yours.
- Transparent operations
- You see what we see: shared dashboards, full investigation notes, and honest reporting — including the misses.
- Right-sized engagements
- Scoped to what you actually need now, with room to grow. No three-year contracts to get a first conversation.
Where are you today?
Start from the problem, not the product sheet
Most teams come to us in one of four situations. Pick yours and we'll show you the pragmatic first step.
“We need 24/7 coverage”
You have tooling but no one watching it overnight, and insurance or customers are asking hard questions.
“We have a compliance deadline”
SOC 2, HIPAA, PCI DSS, or CMMC is standing between you and a signed deal, and the gap list keeps growing.
“We just had an incident”
Something happened — or nearly did — and you need experienced hands now, plus a plan so it never surprises you again.
“We're scaling faster than security”
Cloud accounts, endpoints, and vendors are multiplying and nobody owns the full picture of what's exposed.
Services
Six services, one operation
Each service stands on its own. Together they feed a single operational view of your risk — with one team and one escalation path.
Managed Detection & Response
24/7 monitoring, triage, and response across endpoint, identity, and network.
Learn moreManaged SIEM & Log Management
Your SIEM designed, tuned, and operated — without the alert fatigue.
Learn moreVulnerability Management
Continuous scanning with prioritization your engineers will act on.
Learn moreCloud Security
Posture management and threat detection for AWS, Azure, and Google Cloud.
Learn moreIncident Response & Readiness
A tested plan before the incident, an experienced team during it.
Learn morevCISO Services
Executive security leadership, roadmaps, and governance without the full-time hire.
Learn moreCompliance & Audit Readiness
SOC 2, HIPAA, PCI DSS, and CMMC readiness with evidence built into operations.
Learn moreEngagement model
How an engagement runs
A predictable path from first conversation to steady-state operations — most clients are fully onboarded within 30 days.
- 01
Assess
Week 1
A structured review of your environment, tooling, obligations, and the risks that actually keep you up at night. You get a written findings brief whether or not we work together.
- 02
Onboard
Weeks 2–4
Telemetry connected, detections baselined, response playbooks and escalation paths agreed and documented with your team.
- 03
Operate
Ongoing
24/7 monitoring, monthly operational reviews, and a named lead who knows your environment — not a rotating cast.
- 04
Improve
Quarterly
Detection coverage reviews, exposure trending, and roadmap updates so the program compounds instead of stagnating.
Trust, earned in the details
We hold ourselves to the standard we help you meet
An MSSP holds privileged access to your environment. That should make you demanding. Here's how we operate — and you can read the full picture on our Trust page.
Compliance-aligned operations
Our services map to SOC 2, ISO 27001, HIPAA, PCI DSS, and CMMC control families — evidence is generated as we operate.
Least-privilege access
Scoped, audited, MFA-enforced access to your environment, reviewed quarterly and revoked the day an engagement ends.
Your data stays yours
Telemetry, detections, and documentation live in tenants you control wherever possible. No hostage data, ever.
Find out what your environment looks like to an attacker
Start with a no-obligation consultation. We'll review your current coverage, obligations, and exposure — and you'll leave with a written findings brief whether or not we work together.