Premier cybersecurity training and certification company offering hands-on penetration testing services and the industry-standard OSCP program.
OffSec is a leading provider of cybersecurity training and resources, empowering individuals and organizations to develop the skills and expertise needed to combat cyber threats. With a comprehensive platform and library of hands-on learning tools, OffSec helps build a more secure future by equipping cybersecurity professionals with the knowledge and expertise required to stay ahead of emerging threats.
Our take on Offensive Security (OffSec)
Offensive Security (OffSec) is a well-established player in the application security testing space, headquartered in New York, NY. Founded in 2007, the company has built a mid-sized organization with strong depth that serves a diverse range of clients across multiple industries including financial services, healthcare, technology, and government sectors.
Their core service offerings span Penetration Testing, OSCP, Security Training, Offensive Security, among other specialized capabilities. Offensive Security (OffSec) has positioned itself as a reliable partner for organizations seeking to identify and remediate vulnerabilities in their software applications before they can be exploited by malicious actors. The company's approach emphasizes both automated scanning technologies and expert-driven assessment methodologies.
One of the notable strengths of Offensive Security (OffSec) is its commitment to staying current with evolving threat landscapes and emerging attack vectors. Their security professionals bring deep technical expertise and industry certifications that add credibility to their assessments. Clients frequently cite the quality of reporting and actionable remediation guidance as key differentiators.
From a service delivery standpoint, Offensive Security (OffSec) demonstrates professionalism in project management, clear communication throughout engagements, and thorough documentation of findings. Their solutions are designed to integrate into modern development workflows, supporting organizations in their shift-left security initiatives and DevSecOps transformations.
For organizations evaluating application security testing providers, Offensive Security (OffSec) represents a solid option worth considering. Their combination of technical capabilities, industry experience, and commitment to client success makes them a competitive choice in the New York market and beyond. Prospective clients should evaluate specific service offerings against their unique requirements to ensure the best fit for their security program needs.
Verified credentials and recognition earned by Offensive Security (OffSec)
Verified
This agency has a verified website presence.
LinkedIn Verified
This agency has a verified LinkedIn company page.
Rising Star
A promising new agency with a strong initial score.
15+ Years
Established in 2007. Over 15 years of experience.
Enterprise
Enterprise (500+)
Rankings earned on AgencyCluster
Common questions about Offensive Security (OffSec).
Offensive Security (OffSec) has earned rankings on 1 AgencyCluster list: Top 50 Application Security Testing. Their highest AgencyCluster Score is 67/100. Rankings are merit-based and determined by evidence across six evaluation pillars — agencies cannot pay for higher positions.
In our evaluation for Application Security Testing, Offensive Security (OffSec) scores 67/100 overall. Their strongest areas are Credibility, Reputation, Freshness. A high Reputation score reflects consistent, positive presence across multiple third-party review platforms. Areas with room for improvement include Proof of Work & Outcomes and Category Fit and Delivery Maturity.
Offensive Security (OffSec) was founded in 2007, giving them over a decade of experience in application security testing. In an industry where many agencies are less than 5 years old, 19+ years of sustained operations signals stability, client retention, and the ability to adapt through multiple technology cycles. Today, the team is enterprise.
Yes. Offensive Security (OffSec) has been vetted and verified by AgencyCluster's editorial team through a rigorous, multi-factor review process. Unlike self-serve directories, AgencyCluster does not accept automated submissions — every agency is evaluated manually before being published. Our vetting covers identity verification (website, LinkedIn, domain age), business legitimacy (years of operation, team size, registered presence), evidence of work (case studies, portfolio, client outcomes), reputation checks across third-party platforms, activeness and freshness of their online presence, and screening for red flags including misconduct, fraud, or misleading claims. Agencies that fail any critical check are not listed. For Offensive Security (OffSec), verified signals include a functioning website, LinkedIn company profile, 19+ years of operating history (founded 2007), 1 earned ranking on curated top lists.
