DOS Security — Network and Cybersecurity, Hawaiʻi, with a globe showing the United States and Hawaiʻi and protective shield

NETWORK & CYBERSECURITY

Secure your systems.
Protect what matters.

Expert protection for your networks, applications, data, and people—from private testing to malware investigation and reverse engineering.

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25+ YEARS OF EXPERIENCEPRIVATE BY DEFAULTHAWAIʻI · WORLDWIDE
YOUR ENVIRONMENT IS UNIQUE. YOUR SECURITY SHOULD BE TOO.NO CLIENT NAMES. NO PUBLIC CASE STUDIES.

Protection at
every layer.

For more than 25 years, we have worked where systems fail, code breaks, and answers are not obvious. That experience makes the difference when the work is difficult.

01

Network security

Make your infrastructure harder to compromise—and easier to understand.

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  • Network design and hardening
  • Firewall and access-control review
  • Network visibility and ongoing support
02

Penetration testing

Find exploitable weaknesses through focused, authorized human testing.

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  • Agreed scope and rules of engagement
  • Evidence-backed vulnerability findings
  • Prioritized remediation and retesting
03

Application security

Understand how your applications handle identity, trust, and sensitive data.

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  • Web application and API assessment
  • Authentication and authorization review
  • Practical guidance for development teams
04

Reverse engineering

Understand what software really does when documentation is not enough.

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  • Decompilation and binary analysis
  • Behavior and dependency investigation
  • Clear technical findings and evidence
05

Malware investigation

Get clarity on suspicious software and the systems it touches.

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  • Suspicious file and behavior analysis
  • Investigation of affected systems
  • Containment and recovery guidance
06

Security research

Follow difficult questions beyond the limits of an automated scan.

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  • Targeted vulnerability research
  • Bug bounty research and validation
  • Reproducible findings and disclosure support
25+YEARS IN THE FIELD
2000WORKING IN SECURITY SINCE
OPENSOURCE-MINDED, ALWAYS

We believe useful security should be understandable, verifiable, and built to last.

Less noise.
More signal.

We do not hand over a generic scan and disappear. Every engagement is shaped around your actual environment, the consequences of failure, and the people responsible for the outcome.

01

Map the real exposure

Identify the assets, trust boundaries, and priorities that deserve attention first.

02

Test with intent

Apply human judgment, current research, and adversarial thinking to reveal material risk.

03

Turn findings into action

Leave your team with useful evidence, clear priorities, and a stronger operating position.

Trusted where
continuity counts.

Our clients choose confidentiality, and we respect that completely. We do not share names, logos, engagement details, or success stories.

EDUCATIONHEALTHCAREYOUTH & FAMILY SERVICESCOMMUNITY ORGANIZATIONSBUSINESS OPERATIONS

CLIENT EXPERIENCE · IN DEVELOPMENT

One place for
your engagement.

A private workspace for engagement updates, documents, invoices, and payments. We’re building the client experience; access and billing are not live yet.

WORKSPACE CONCEPTDEMO · NO LIVE DATA
Welcome backEngagement overview
ENGAGEMENTApplication assessment In progress
NEXT CHECK-INScheduled with your teamIllustrative engagement
Billing & invoices

A clear scope.
No surprises.

What happens during the first conversation?

We discuss your systems, concerns, priorities, and timing. From there, we define the work and the access required before testing begins.

How is an engagement priced?

Pricing depends on scope, complexity, access, and the depth of testing. Request a quote with an outline of your environment so we can discuss an appropriate engagement.

Can our work remain confidential?

Yes. We do not publish client names, logos, or engagement details. Confidentiality requirements and any necessary agreements are discussed before the work starts.

Do you work outside Hawaiʻi?

Yes. We support remote engagements worldwide, with access, timing, and deliverables agreed around your environment.

What should we include in an inquiry?

A high-level description of your environment, the service you need, and your preferred timeline. Please keep passwords, access keys, and sensitive evidence out of the initial inquiry.

READY WHEN YOU ARE

Let’s make your
next move safer.

Email DOS Security[email protected]