Penetration Testing Services

Safeguard your business with thorough, people-focused penetration testing and clear remediation guidance.

Uncover hidden vulnerabilities across your network with thorough penetration testing and receive practical, actionable reports.

Achieve compliance confidence, detailed documentation supports regulatory audits and risk management efforts.

Reduce your risk of data breaches and cyberattacks with proactive, preventative security assessments.

Get clear, prioritized remediation steps tailored to your unique business environment and goals.

Benefit from a transparent, client-first approach, regular updates and open communication every step of the way.

Request a Quote for our Penetration Testing Services

What Nessit Clients Say About Security Support

Hear from organizations who trust Nessit for reliable, responsive security expertise.

We have been working with Nessit as our managed IT service provider since early 2020. During that time, they have been instrumental in helping us navigate the needs of a technology-dependent design firm with multiple offices, all in the time of COVID. Because of their forward-thinking approach, we have been able to stay ahead of our needs and keep everyone fully productive from their home offices

Architectural Firm
(with offices in New Hampshire, Texas, and Missouri)

Since switching to Nessit I have been impressed by their thoroughness and attention to detail as well as their quick response when issues arise. Geoff and his team have been very professional in meeting our needs from the very beginning.

An energy company serving Northern New England

Nessit has been a pleasure to work with at our school. They are responsive and work to fix issues in a timely manner. Communication has been transparent, effective, and clear. We’ve appreciated being able to email the Helpdesk and get a quick response and have also been impressed with the support from leadership in larger matters. We would recommend Nessit to anyone looking for reliable IT support.

Private school in New Hampshire

Thank you for your continued effort in offering a positive customer experience. Every single person I have interacted with at Nessit has been extremely polite, knowledgeable, and patient.

Business owner in New Hampshire

Nessit is providing us with great support typified by the following behaviors/actions: Highly responsive and adaptive to changing needs.Supporting developing scope and pricing for key initiatives.Always patient and constructive.Our employees, along with our Board of Directors, have been very pleased with the switch over to Nessit as our IT managed services partner.

Boston-based software company
(with offices in the United States, Germany and Japan)

Partnering with Nessit transformed our agency. Claims move faster, compliance is no longer a stress point, and our clients love the new self-service portal.

VP of Operations
Regional Insurance Agency

Working with Nessit for the past 5 years has been one of my best vendor experiences. They are incredibly proactive, often resolving issues before we even notice them. What truly sets them apart is their knowledgeable team; they have a rare ability to explain complex technical problems in plain English.
Nessit doesn’t just wait for tickets—they actively look for ways to take work off my plate and streamline our processes. By taking full ownership of our infrastructure and always volunteering to take on more responsibility, they’ve completely removed the ‘IT burden’ from my daily routine. I can’t recommend them enough.

Erin Joyce
NCIEA

Our Clients

Detailed Penetration Testing for Complete Security Confidence

Advanced vulnerability detection and actionable remediation

Nessit’s vulnerability assessment goes beyond automated scanning, each engagement includes hands-on testing by experienced security professionals. You’ll receive a detailed breakdown of weaknesses across your network, endpoints, and applications, along with risk ratings and real-world examples. This assessment lays the groundwork for a robust security posture by highlighting both technical and process-based vulnerabilities, ensuring nothing critical is overlooked.

Through controlled, authorized simulated attacks, Nessit’s team identifies how a real attacker could access your data and systems. This includes testing for common exploits, misconfigurations, and social engineering risks. The result is a clear, prioritized report outlining all findings, including proof-of-concept demonstrations, so you know exactly where your greatest risks lie and how to address them.

Every Nessit penetration test includes a remediation roadmap, crafted in plain language and tailored to your organization’s environment. You’ll get step-by-step instructions to close vulnerabilities, improve security controls, and align with industry best practices. Nessit’s experts are available to guide you through each recommendation, empowering your team to act quickly and confidently.

Compliance requirements are always changing, but Nessit ensures your penetration testing aligns with frameworks like SOC 2, CIS, and insurance industry regulations. Detailed documentation, including audit logs, change histories, and incident response records, is provided to support regulatory reviews and prove your commitment to security. This helps reduce risk and demonstrates due diligence to clients and auditors alike.

Understanding that every organization is unique, Nessit customizes each test to your business goals, technology stack, and risk profile. Whether you’re undergoing a merger, adopting new cloud solutions, or securing remote teams, Nessit adapts testing scope and methodology to deliver the most relevant, actionable insights for your specific environment.

Nessit’s commitment to transparency and communication sets every engagement apart. You’ll receive regular updates, open access to technical experts, and clear, jargon-free explanations of every finding. This approach builds trust, fosters collaboration, and ensures your team is always empowered to make informed decisions about your security strategy.

Results That Prove the Power of Thorough Penetration Testing

24/7

Monitoring Provided

108

Businesses Served

91.2%

First Call Resolution Rate

Expert team conducting penetration testing services to uncover security vulnerabilities before attackers exploit them.

Identify and Address Security Gaps Before Attackers Do

Penetration Testing Services from Nessit provide a comprehensive, real-world assessment of your organization’s security posture. Every engagement starts with a complete audit of your network, systems, and applications, followed by authorized simulated attacks to identify vulnerabilities before attackers do. Each report includes prioritized findings, practical remediation steps, and ongoing guidance to strengthen your defenses. Nessit’s clear communication and people-first approach ensure you understand every result and can take decisive action.

Detailed report showcasing results from our Penetration Testing Services with clear action items for improvement.

Comprehensive Testing and Clear, Actionable Reporting

  • Thorough testing of internal and external systems, including legacy and cloud environments
  • Comprehensive documentation, authentication logs, change histories, backup and patch records, for audit support
  • Custom remediation plans aligned with your business goals and compliance needs
  • Continuous communication with direct access to technical experts
  • Transparent, non-technical explanations that empower leadership and IT teams alike

Request a Penetration Test Consultation Today

Gain peace of mind with actionable security insights and clear remediation steps.

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Expert team analyzing data for effective Penetration Testing Services to enhance strategic security insights.

Strategic Security Insights for Lasting Protection

Penetration testing is more than a technical exercise, it’s a strategic investment in your organization’s future. Nessit’s process-driven methodology goes beyond surface-level scans, giving you in-depth insight into your true risk. With regular reporting and ongoing strategic discussions, you’re always informed and ready to make confident decisions about your security roadmap.

Frequently Asked Questions

During a penetration testing engagement, your systems, networks, and applications are thoroughly assessed to identify vulnerabilities attackers could exploit. You receive a detailed report outlining discovered risks and prioritized remediation steps. The process is designed to minimize disruption and is tailored to your business environment, including compliance requirements and any legacy systems you may have in place.

Penetration testing services help you proactively uncover security gaps before attackers do. You gain:

  • Actionable insights on weaknesses in your IT environment
  • Clear, prioritized remediation guidance
  • Documentation to support compliance and audit requirements
  • Peace of mind knowing your security has been tested by experts who understand regulated industries and legacy systems

Your engagement starts with a needs discovery conversation and a full audit of your network, devices, and existing security controls. The scope is shaped by your industry, compliance requirements, and business goals. Testing is then conducted with minimal impact to your operations, and you receive a clear report with recommendations aligned to your unique environment and risk profile.

A typical penetration test can be completed in 1-3 weeks, depending on the size and complexity of your environment. The timeline includes initial scoping, testing, analysis, and delivery of your findings report. You are kept informed at every step, and the schedule is always designed to fit your business needs with minimal disruption.

You benefit from a people-focused approach that goes beyond technical testing. Your assessment is conducted by senior experts who communicate clearly, prioritize your business goals, and provide ongoing support for remediation. You also receive thorough documentation that helps you meet compliance requirements and maintain a strong audit trail, especially important for regulated industries and organizations with legacy systems.