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We live, eat and breathe security.

403 Labs is the Security & Compliance division of Sikich LLP, a leading technology, managed services and accounting firm. 403 Labs is dedicated to assisting clients with information security consulting, fraud management, risk mitigation and vulnerability detection and prevention. Our experts specialize in performing compliance audits, penetration tests, computer security assessments and computer forensic investigations.

As an organization with an international presence, 403 Labs has the privilege of working with leading payment card, financial, restaurant, hospitality, health care, nonprofit, government and education organizations from around the world.

Why 403 Labs?

We are capable of handling anything having to do with security or protecting data, including credit card data (PCI DSS), patient data (HIPAA), bank account numbers (GLBA), service provider reviews (SOC 1/2/3) or intellectual property.

With clients ranging from mom-and-pop shops to common household brands, we have experience working with a wide variety of business types, knowledge levels and skill sets.

Our processes are scalable for any size environment. Whether you are an astute network security administrator for a large national chain or a small business owner that has never undergone a security audit or testing before, we have experience working with organizations who have similar security and compliance needs.

Our Certifications

Sikich holds several certifications within the information security industry, including:

  • Approved Scanning Vendor (ASV)
  • Qualified Security Assessor (QSA)
  • Payment Application Qualified Security Assessor (PA-QSA)
  • Qualified Security Assessor for Point-to-Point Encryption (QSA (P2PE))
  • Payment Application Qualified Security Assessor for Point-to-Point Encryption (PA-QSA (P2PE))
  • PCI Forensic Investigator (PFI)

Our Values

We take time to learn your business so we can better advise you, because we know that, at the end of the day, you have a business to run.

We employ state-of-the-art facilities, equipment and techniques to perform thorough security tests. Simply doing "enough to get by" is not an option.

We are continually innovating, being first-to-market with new tools, better ideas and superior technology supported by patents.

We're active in the information security community, presenting seminars, writing articles, conducting webinars and sharing our knowledge.

Community Involvement

We give back and participate in organizations in our community, including: