Investigating unauthorized access to GitHub-owned repositories

Alexis Wales is GitHub’s Chief Information Security Officer, responsible for protecting the platform, its products, and the open source community. With two decades of experience defending critical networks, she combines public- and private-sector expertise to address major cybersecurity challenges affecting modern technology.

Leadership at GitHub

• Leads a team of security professionals at GitHub.
• Focuses on safeguarding GitHub’s platform and products.
• Supports more than 150 million developers building and deploying software securely.
• Helps protect the broader open source community.

National Cybersecurity Experience

• Has 20 years of experience defending critical national and private-sector networks.
• Previously worked with the Department of Defense.
• Served at the Department of Homeland Security’s Cybersecurity and Infrastructure Security Agency (CISA).

Public-Private Collaboration

• Her government experience shaped a strong interest in cooperation between public and private organizations.
• Advocates collaboration to solve complex security threats affecting widely used technology.

Overall, Wales’s work combines large-scale platform security with cross-sector cooperation to strengthen cybersecurity for developers and the broader technology ecosystem.