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Checkmate your attackers.

Real security doesn’t wait for alerts and neither do we. Through targeted red team assessments and custom threat emulation, Castling has been exposing blind spots and fortifying security defenses from the inside out since 2017. 

A PREVENTATIVE APPROACH

Concierge Cybersecurity

Exceptional security shouldn’t come with an inflated price tag. Castling provides elite-level technical services led by former Google and Microsoft offensive security engineers, without the enterprise markup.

Castling, Castling Security, penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services

01

Penetration Testing

Uncover security vulnerabilities before attackers do. We consistently identify critical risks that automated scanners and large security firms too often miss.

02

Red Teaming

We emulate sophisticated threat actors with tailored attack scenarios based on your business and real-world adversary objectives. 

03

Vulnerability Scanning

We use professional-grade tools and custom automation to scan for vulnerabilities and identify areas of potential exposure across your systems.

04

Compliance Testing

We meet PCI DSS and other security requirements while providing OSCP and CISSP-certified experts who focus on both compliance and proactive threat discovery.

Castling, Castling Security, penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services
Castling, Castling Security, penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services

ABOUT US

Castling was created by the experts who’ve led red teams and security strategy for the world’s most targeted organizations. We bring adversary logic to every line of defense.

WHY CASTLING?

Your Security Deserves a Human Touch.

Elite cybersecurity demands more than automation and requires precision, discretion, and white-glove service tailored to the unique architecture of each organization.

01

Human-Centric Cybersecurity 

While our competitors rely on automation and bots to run generic tests, Castling uses real human expertise to simulate authentic, targeted attacks.

02

Concierge Service Below Market Rate

Our work proves that top-tier, personalized protection without an inflated price tag.

03

Comprehensive Package

Castling offers custom-tailored security packages designed to protect your organization from every angle, not just the obvious ones.

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Featured Clients

SECURING INDUSTRY LEADERS
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security
penetration testing services, red team operations, offensive security services, attack surface management, application security testing, cloud security assessment, vulnerability assessment services, security consulting firm, cybersecurity assessment services, farzan karimi, pci compliance, castling security

Protect what matters.
Strike where it counts.

Contact us to learn more about how we can future-proof your security infrastructure.

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