An American Offensive Cybersecurity Firm

Teisoft is a US-based offensive cybersecurity firm built for regulated mid-market enterprises that cannot afford operational downtime, compliance failures, or unmitigated digital risk.

High-Value Infrastructure & Software Architectures Compromised (Ethically)
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Critical Exploit Vectors Exposed & Neutralized​
0 K+
Sovereign Nations Trusting Our Perimeter Defense​
0
Years of Cyber Adversary & Tactical Engineering Expertise
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In the era of automated warfare, defense is no longer passive

The global digital baseline has fundamentally shifted. The convergence of advanced automation and Artificial Intelligence has industrialized modern cybercrime into relentless, autonomous systems that scan and exploit network vulnerabilities at unprecedented velocity.

A single exposed asset is all it takes to collapse supply chains, compromise sensitive data, and halt enterprise operations overnight. Cybersecurity is no longer an IT operational metric—it is a critical mandate to safeguard business continuity and preserve institutional trust.

We built Teisoft in the United States to serve as the definitive countermeasure.

Luis Teijon Firma
Luis Teijon, Founder

Our Strategic Evolution

Continuous Threat Exposure Management

2018
Teisoft is founded, delivering enterprise-grade infrastructure architecture and systems engineering, building our foundational core in managing and securing complex, high-throughput digital environments.

2020
Services expand into continuous web security engineering, advanced web application firewalls (WAF) orchestration, automated bot management, and strategic vulnerability remediation.

2022
Formalized our specialized offensive cybersecurity division, launching enterprise-grade manual Penetration Testing frameworks and targeted threat simulation services.

2024
Engineered and deployed our proprietary External Attack Surface Management (EASM) platform, merging continuous automated scanning with actionable exposure management to protect internet-facing assets.

More Than a Security Partner

Our Values & Impact

Securing Our Communities: Our commitment extends beyond corporate networks. We proudly support St. Jude Children’s Research Hospital, aligning our technical mission of protection with their vital work of healing, defeating pediatric diseases, and providing hope to families globally.

Hardening the Industry: At Teisoft, we replace ambiguity with technical precision. We are committed to transforming complex cyber risk into quantifiable business outcomes. Through actionable vulnerability insights, proactive threat modeling, and frictionless compliance evidence, we empower technical organizations to validate their security posture to stakeholders and compliance bodies with absolute confidence.

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Hidden threats: we find the vulnerabilities that could take you out of business.