DXC at Black Hat USA 2025

DXC was proud to be a sponsor of Black Hat USA 2025

Date

2 – 7 August, 2025

Location

Las Vegas, NV | Mandalay Bay Convention Center, booth #4412

Thank you for joining us at Black Hat USA 2025 and exploring how DXC can help strengthen your security posture, advance your zero trust journey and mitigate risk.

Panel discussion

Date/Time: Wednesday, August 6 , 2025 | 4:25-4:45 pm

Location: Mandalay Bay L, level 2 of the conference center

Speakers:

  • Dawn-Marie Vaughan (DMV), Cybersecurity Global Offering Lead, DXC Technology
  • Greg Goetz, VP, MSSP and Global Strategic Services Partners, Tenable
  • Dennis Van Elst, Red Team Operations Lead, Global Offense Operations, DXC Technology

The journey to a mature exposure management program is a critical endeavor for organizations aiming to fortify their cybersecurity posture. Panelists emphasizes the importance of practical steps that can be taken to systematically reduce cyber risk across the entire attack surface. Discussion of a comprehensive approach to identifying, assessing, and mitigating vulnerabilities, ensuring that every potential entry point is secured. Implementing robust exposure management practices not only enhances security but also builds resilience, enabling organizations to navigate the complex and ever-evolving cybersecurity landscape with confidence.

Speakers

Dawn-Marie Vaughan (DMV)
Dawn-Marie Vaughan (DMV)

Cybersecurity Global Offering Lead, DXC Technology

With 15 years of experience in cybersecurity and emerging technologies, DMV has a proven track record of leading strategic initiatives, developing security solutions, and managing large-scale projects. Her previous roles include driving advanced security strategies and strengthening offerings, including threat advisory services and data analytics. At DXC, she is focused on enhancing security offerings to help clients stay ahead of emerging threats and trends. A passionate advocate for women in technology, DMV founded the Women in Technology (WIT) association in a prior role.

Connect with Dawn-Marie on LinkedIn

Dennis Van Elst
Dennis Van Elst

Red Team Operations Lead, Global Offense Operations, DXC Technology

Dennis Van Elst is a red team operator, infosec lecturer and purple team advocate. At DXC, he actively promotes collaboration between the Strikeforce Red Team and internal Blue Teams, such as Threat Hunting, Digital Forensics, Incident Response and Threat Intel

Connect with Dennis Van Elst on LinkedIn

Greg Goetz
Greg Goetz

VP, MSSP and Global Strategic Services Partners, Tenable

Greg Goetz is responsible for accelerating Tenable’s growth with advisory firms, global system integrators, and service providers with the goal of helping customers better understand and reduce their cybersecurity risk. He has over 30 years of experience in the technology industry, spending the majority of his career in the cybersecurity market which he is very passionate about. Prior to Tenable, Greg held various leadership positions at Symantec and led the Global Strategic Alliance team for Veritas after it was spun out of Symantec in 2016. For the last several years, Greg has been recognized as a “Channel Chief” by Computer Reseller News (CRN) in recognition of accomplishments in the managed security industry.

Security First

As a leader in cyber resiliency services, DXC safeguards organizations against cyber threats across all environments with a secure-by-design approach. Backed by 3,200+ security professionals and twelve global Security Operations Centers, we are one of the largest security providers to deliver 24/7 protection at scale. 

Our expertise in regulatory compliance and strong ties with global government agencies make us a trusted partner for organizations with the most demanding security requirements. We help our customers through challenges, transformations, and ensure they are ready to secure their digital future.

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