CISA-Certified Auditors

One Security Gap Can Cost You Everything

We find your vulnerabilities before hackers do.
Then we show you exactly how to fix them.

IT Security Audit Cybersecurity Penetration Test Network Security Web App/API Security Compliance Audit Risk Assessment
Book Consultation (714) 794-5210

30+ Years of Experience

Trusted by CEOs, CISOs, and CIOs for three decades to deliver faster and more accurate diagnoses.

Certified Information Systems Auditors

Not just consultants. CISA-certified auditors authorized to issue formal audit opinions and compliance letters.

Featured in National Media

Recognized by MSNBC, Wall Street Journal, USA Today, and 40+ publications as a trusted IT security authority.

What We Do

Our Services at a Glance

From infrastructure audits to compliance readiness, our certified cybersecurity experts cover every layer of your security.

Security Audits
6 services
IT Security Audit
Comprehensive evaluation of IT infrastructure, policies, and controls to identify vulnerabilities and strengthen your security posture.
Cybersecurity Audit
Deep-dive assessment of cyber defenses, threat detection capabilities, and incident preparedness across all digital touchpoints.
Network Security Audit
Systematic review of network architecture, segmentation, access controls, and traffic patterns to uncover exposure points.
Information Security Audit
Assessment of data classification, handling procedures, encryption standards, and information lifecycle management.
Internal Security Audit
Evaluation of internal controls, employee access privileges, and insider threat prevention measures within your organization.
External Security Audit
Independent assessment of perimeter defenses, external-facing assets, and attack surface from an outsider's perspective.
Application Security
4 services
Web Application Security Audit
In-depth testing against OWASP Top 10 and beyond, authentication, session management, and injection vectors.
Web API Security Audit
Security review of REST, GraphQL, and SOAP APIs for authentication flaws, data exposure, and injection vulnerabilities.
Mobile Application Security Audit
Analysis of iOS and Android apps for insecure storage, weak cryptography, and reverse-engineering risks.
AI Application Security Audit
Assessment of AI/ML applications for model poisoning, prompt injection, data leakage, and adversarial attack resilience.
Cloud Security
2 services
Cloud Security Audit
Assessment of AWS, Azure, and GCP environments for misconfigurations, IAM weaknesses, and compliance gaps.
Microsoft 365 Security Audit
Review of M365 tenant security, Exchange Online, SharePoint, Teams, Azure AD, and DLP configurations.
Offensive Security
3 services
Black Box Penetration Testing
Simulated real-world attacks with zero prior knowledge, testing defenses the way actual threat actors would.
Ethical Hacking Assessment
Authorized offensive testing of your systems, applications, and networks to identify exploitable vulnerabilities before malicious actors do.
Social Engineering Assessment
Targeted phishing campaigns, pretexting, and physical security testing to evaluate your human attack surface.
Risk & Compliance
8 services
Risk Assessment
Identification, analysis, and prioritization of security risks aligned with your business objectives and risk tolerance.
Compliance Audit
Thorough evaluation of your organization's adherence to applicable regulatory requirements and industry standards.
Privacy Audit
Assessment of data privacy practices, consent mechanisms, and compliance with GDPR, CCPA, and other privacy regulations.
Privacy No-Log Audit
Independent verification that VPN and privacy service providers maintain true no-log policies and protect user anonymity.
HIPAA Compliance Audit
Full evaluation of HIPAA Security Rule requirements, administrative, physical, and technical safeguards for PHI.
SOC 2 & PCI-DSS Compliance
Gap analysis and readiness assessment for SOC 2 Type I/II and PCI-DSS certification examinations.
NIST Compliance Audit
Assessment against NIST Cybersecurity Framework (CSF), SP 800-171 for CUI protection, and SP 800-53 for federal information systems.
ISO 27001 Compliance Audit
Comprehensive review against ISO 27001 ISMS requirements, scope, risk treatment, controls, and continuous improvement.
Advisory & Governance
6 services
vCISO Advisory Services
On-demand virtual CISO leadership, strategic security roadmap development, board reporting, and executive guidance.
Cybersecurity Consulting
Strategic cybersecurity advisory, program maturity assessment, and tailored recommendations to strengthen your overall security posture.
Third-Party Vendor Risk Management
Assessment and ongoing monitoring of vendor security posture, supply chain risks, and third-party access controls.
IT Security Consulting
Expert advisory on security architecture, technology selection, and strategic security initiatives tailored to your needs.
Security Policy & Governance
Development and review of security policies, standards, and governance frameworks aligned with regulatory requirements.
Incident Response & Digital Forensics
Rapid incident containment, evidence preservation, root cause analysis, and forensic investigation of security breaches.
IT Security Audit
Comprehensive evaluation of IT infrastructure, policies, and controls.
Cybersecurity Audit
Cyber defenses, threat detection, and incident preparedness assessment.
Network Security Audit
Network architecture, segmentation, and access control review.
Information Security Audit
Data classification, encryption, and information lifecycle management.
Internal Security Audit
Internal controls and insider threat prevention evaluation.
External Security Audit
Perimeter defenses and attack surface assessment.
Web Application Security Audit
OWASP Top 10, authentication, and injection testing.
Web API Security Audit
REST, GraphQL, and SOAP API security review.
Mobile Application Security Audit
iOS and Android app security analysis.
AI Application Security Audit
AI/ML model security and adversarial resilience.
Cloud Security Audit
AWS, Azure, and GCP environment assessment.
Microsoft 365 Security Audit
M365 tenant, Exchange, SharePoint, and DLP review.
Black Box Penetration Testing
Zero-knowledge attack simulation.
Ethical Hacking Assessment
Authorized offensive testing to find exploitable vulnerabilities.
Social Engineering Assessment
Phishing, pretexting, and physical security testing.
Risk Assessment
Security risk identification and prioritization.
Compliance Audit
Regulatory requirements and standards evaluation.
Privacy Audit
GDPR, CCPA, and privacy compliance assessment.
Privacy No-Log Audit
VPN no-log policy verification.
HIPAA Compliance Audit
HIPAA Security Rule safeguards evaluation.
SOC 2 & PCI-DSS Compliance
SOC 2 Type I/II and PCI-DSS readiness assessment.
NIST Compliance Audit
CSF, SP 800-171, and SP 800-53 assessment.
ISO 27001 Compliance Audit
ISMS requirements and controls review.
vCISO Advisory Services
Virtual CISO leadership and strategic guidance.
Cybersecurity Consulting
Strategic cybersecurity advisory and program maturity assessment.
Third-Party Vendor Risk Management
Vendor security posture and supply chain assessment.
IT Security Consulting
Security architecture and strategy advisory.
Security Policy & Governance
Policy development and governance frameworks.
Incident Response & Digital Forensics
Incident containment and forensic investigation.
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How We Protect You

A Closer Look at Our Core Services

Our 50-point proprietary security testing process provides a 360-degree view of your risks, evaluating your systems, people, and processes. If it's vulnerable, we will find it, and show you how to fix it.

IT Security Audit

  • Servers, cloud environments, databases, endpoints, and Microsoft 365
  • System configurations, access controls, patch management, and backup
  • Proprietary audit process for complete technical assessment

Altius IT's IT security audit evaluates the security of your IT infrastructure, including servers, cloud environments, databases, endpoints, and Microsoft 365. Our CISA-certified auditors review system configurations, access controls, patch management, backup and recovery, and operational security practices to identify vulnerabilities and misconfigurations. Our proprietary audit process provides a complete technical assessment of your IT environment and ensures your systems and sensitive data remain secure.

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Web Application Security Audit

  • SQL injection, cross-site scripting, authentication, and encryption testing
  • OWASP Top 10 vulnerability assessment and API security review
  • Manual penetration testing combined with automated scanning

Altius IT's web application security audit and penetration test evaluates your web applications, websites, and web servers for exploitable vulnerabilities. Our CISA-certified auditors test for SQL injection, cross-site scripting, broken authentication, security misconfigurations, server-side request forgery, and other OWASP Top 10 vulnerabilities. Our proprietary methodology combines manual penetration testing with automated tools to identify security weaknesses in your application logic, input validation, session management, API endpoints, and server configurations. Each finding includes severity ratings, technical evidence, and step-by-step remediation guidance.

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Network Security Audit

  • Firewalls, routers, switches, wireless networks, VPN gateways
  • Firewall rules, device configurations, intrusion detection systems
  • Optional penetration test to validate network defenses

Altius IT's network security audit evaluates the security of your network infrastructure, including firewalls, routers, switches, wireless networks, VPN gateways, and network segmentation architecture. Our CISA-certified auditors review firewall rules, device configurations, intrusion detection systems, network monitoring capabilities, and both external and internal network security. A penetration test can be added to validate your network defenses against real-world attack scenarios. Our proprietary audit process ensures your network foundation remains secure.

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Cybersecurity Audit & Penetration Test

  • Controlled penetration testing of firewalls and public IP addresses
  • Email security, endpoint detection, ransomware readiness
  • Web application security and incident response evaluation

Altius IT's cybersecurity audit and penetration test evaluates your organization's ability to prevent, detect, and respond to real-world cyber threats. Emulating the approach used by hackers, our CISA-certified auditors perform controlled penetration testing of your firewalls, network entry points, and public IP addresses while assessing your email security, endpoint detection, vulnerability management, ransomware readiness, web application security, and incident response capabilities. Our proprietary audit process identifies specific vulnerabilities and provides detailed instructions to mitigate or eliminate each risk.

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Information Security Audit

A comprehensive evaluation of your security program covering governance, policies, risk management, access controls, incident response, business continuity, and regulatory compliance to ensure your data protection strategy is effective and aligned with business objectives.

Information security audit

Mobile Application Security Audit

Altius IT's mobile application security audit penetration test identifies security vulnerabilities related to your mobile application, interfaces to servers, databases, firewalls, and internal server configurations. Our proprietary methodology includes manual processes and penetration testing.

Mobile application audit

AI Application Audit

Altius IT's AI Application Audit evaluates your AI application to ensure it includes the required security and privacy controls and meets the requirements specified in the White House AI Bill of Rights and the NIST Artificial Intelligence Risk Management Framework.

AI application audit

Compliance Audit

Altius IT's compliance audit evaluates your administrative, physical, and technical safeguards and controls to ensure they meet security and compliance requirements: HIPAA, HITECH, GDPR, FFIEC, FTC, FACTA, NIST, ISO, ITAR, FISMA, and many others. Combine our compliance audit with an IT audit, network security audit, or website security audit.

Compliance audit

Microsoft 365 Security Audit

Reviews your Microsoft 365 tenant security including Entra ID, conditional access, MFA enforcement, Defender for Office 365, DLP policies, SharePoint sharing settings, and audit logging configuration.

Microsoft 365 audit

Risk Assessment

Altius IT's risk assessment identifies your assets, threats to the assets, vulnerabilities, and controls and safeguards needed to adequately and cost-effectively protect your systems and data. Risk assessment preventive, detective, and corrective security controls ensure your systems and sensitive data remain secure.

Risk assessment

Virtual CISO Advisory Services

Experienced information security leadership on a fractional basis. Security strategy, board reporting, compliance oversight, policy governance, vendor risk management, and incident response planning without the cost of a full-time CISO. Scaled to your budget with retainer-based, project-based, or hybrid engagement models.

vCISO advisory services

Why You Need a Certified IT Auditor

Unlike a security consultant, Altius IT is certified as a Certified Information Systems Auditor (CISA) to perform a security audit of your environment and issue reports and recommendations to secure your systems. After your audit, our Auditor Opinion Letter and Secure Seal let your clients and prospects know you meet security best practice and compliance requirements.

Learn why it matters

Auditor Opinion Letter & Secure Seal

Let your clients, customers, and prospects know that you are secure.

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Why Altius IT

Trusted for Over 30 Years to Protect Organizations Like Yours

We understand that it's not what we say, it's what we find that matters. Altius IT has no constricting ties and no conflicts of interest. We are dedicated and responsive to our clients, making recommendations aligned with your risk tolerance.

Independent & Conflict-Free

No vendor ties. Recommendations aligned solely with your risk tolerance and business goals.

Ph.D. and CISA Credentials

Led by experts with a Ph.D. in Computer Science, CISA certification, and industry leadership experience.

Proprietary 50-Point Security Process

Thorough 360-degree review covering your technology, people, and processes.

3 Months Free Post-Audit Support

Every engagement includes follow-up support to ensure vulnerabilities are properly mitigated.

100% Carbon-Neutral

Eco-friendly green assessments that save money while supporting environmental sustainability.

30+
Years of Experience
50
Point Security Process
40+
Media Publications
1000+
Audits Completed
Resources

Audit & Security Resources

Audit Resources

Value How our IT audit solutions deliver value Seal Let your clients know you are secure Policies Over 180 policies, plans, and forms

Security Resources

Newsletter Latest security trends and techniques Blog Information & network security blog Success Stories Case studies and recent projects Articles Complimentary articles and white papers

Protect Your Business: The Importance of an IT Security Audit

Introduction to Cybersecurity

In today's digital landscape, cybersecurity is a critical component of every organization's operations. It focuses on protecting computer systems, networks, and sensitive data from unauthorized access, misuse, or disruption. As businesses increasingly rely on technology, maintaining a strong security posture is essential to safeguard valuable information and ensure the smooth functioning of daily operations.

Importance of Cybersecurity

The significance of cybersecurity continues to grow as businesses become more interconnected and dependent on digital solutions. A strong cybersecurity framework is vital for protecting an organization's security posture, preventing costly data breaches, and ensuring compliance with regulatory requirements. Regular security audits play a pivotal role in a robust cybersecurity strategy, enabling organizations to identify vulnerabilities, close security gaps, and strengthen their overall security posture.

The Audit Process

A comprehensive audit process is essential for evaluating and enhancing an organization's security posture. This systematic and independent review examines the effectiveness of security controls in place to manage security risks and meet regulatory requirements. During the audit process, a thorough assessment is conducted across key areas such as network security, access controls, intrusion detection systems, and security policies.

Key Components of a Security Audit

A security audit is a comprehensive assessment designed to evaluate an organization's security posture and ensure that all security controls are functioning effectively. The key components include access controls, data security, network security, data encryption, and external security audits. Each of these elements plays a vital role in helping organizations identify vulnerabilities, strengthen their defenses, and ensure compliance with regulatory requirements such as HIPAA, PCI-DSS, SOX, NIST, and ISO 27001.

Serving Businesses Nationwide

Our certified auditors provide IT security audit services across major U.S. markets.

Irvine, CA Los Angeles, CA San Francisco, CA San Diego, CA Seattle, WA New York, NY Chicago, IL Dallas, TX Boston, MA Denver, CO Austin, TX Miami, FL
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