Trail of Bits

Winternship 2025

United States

Not SpecifiedCompensation
InternshipExperience Level
InternshipJob Type
UnknownVisa
Cybersecurity, Information TechnologyIndustries

About Trail of Bits

Founded in 2012 by 3 expert hackers with no investment capital, Trail of Bits is the premier place for security experts to boldly advance security and address technology’s newest and most challenging risks. It has helped secure some of the world's most targeted organizations and devices. Our combination of novel research with practical solutions reduces the security risks that our clients face from emerging technologies. Our work helps drive the security industry and the public understanding of the technology underlying our world.

Cybersecurity preparedness is a moving target. Companies like ours are the tip of the spear in the fight against attackers. Our research-based and custom-engineering approach ensures that our client’s capabilities are at the forefront of what’s available. For companies and technologies that live and die by their security, a proactive, tailored approach is required to keep one step ahead of attackers.

Democratizing security information is essential. As part of our business, we provide ongoing informational support through blogs, whitepapers, newsletters, meetups, and open-source tools. The more the community understands security, the more they’ll understand why a company like ours is so unique and valuable.

Winternship Overview

Join Trail of Bits for a unique 2025 "Winternship" (Winter Internship) opportunity. This short-term remote program aligns with your University's winter break, letting you work on exciting projects while enjoying festive moments with family and friends. Starting in December and concluding in 3 to 6 weeks, the Winternship is tailored for impactful engagement. Transform your skills into tangible, real-world projects and seamlessly integrate them into high-impact solutions—Winterns will be paid $2,500 following program completion.

How to Apply

Option 1: Propose a Project

  • Projects should be short-term, achievable within the Wintership duration, and focused on cybersecurity.
  • After the project concludes, project materials must be open-source code under a permissive license (e.g., Apache2) hosted on Trail of Bits' Github organization.
  • Explore past internship programs on our blog or podcast for inspiration!

Option 2: Work with One of Our Teams on a Project

  • Please select which teams you are interested in working with on the application.

What You’ll Gain from Our Winternship

  • Collaborate with experts.
  • Gain valuable insights.
  • Make an impact using the latest technology.
  • Enjoy the flexibility of our program.
  • Exercise creativity and problem-solving skills on a project.
  • Check out some of the work from past programs here and here.

Requirements

  • Currently or recently enrolled in an undergraduate or graduate degree program.
  • Available for at least three weeks between December 8, 2025 and January 30, 2026.
  • Legally eligible to work in the United States either currently or upon graduation.

Additional Details

  • Employment Type: contract
  • Workplace: remote
  • Language: en
  • Department: Internships
  • Published: 2025-08-18
  • Remote: Yes

Skills

security research
cybersecurity
software engineering
reverse engineering
vulnerability analysis
penetration testing
cryptography
blockchain security
secure software development

Trail of Bits

Cybersecurity consulting and security research services

About Trail of Bits

Trail of Bits provides cybersecurity services focused on high-end security research and consulting for organizations facing complex security challenges. They specialize in areas such as reverse engineering, cryptography, virtualization, malware, and software exploits. Their services include security audits, secure deployment consulting, and developing solutions to address security vulnerabilities. The company caters to a diverse clientele, including major tech companies and government agencies, and generates revenue through consulting fees and training courses aimed at enhancing the skills of security teams. Trail of Bits distinguishes itself from competitors with its tailored consulting services and a strong emphasis on workplace culture, recognized as one of the best places to work. The goal of Trail of Bits is to help organizations effectively protect their systems and data from security threats.

New York City, New YorkHeadquarters
2012Year Founded
$5.2MTotal Funding
SEEDCompany Stage
Consulting, CybersecurityIndustries
51-200Employees

Risks

AI model unreliability in critical areas poses a risk for cybersecurity applications.
Emergence of pickle file attacks highlights vulnerabilities in machine learning models.
Focus on mobile security may divert resources from other critical cybersecurity areas.

Differentiation

Trail of Bits specializes in high-end security research and consulting services.
The company serves tech giants and government agencies with robust security measures.
Trail of Bits combines human intellect with computational power for meaningful security gains.

Upsides

Recognition as a leader in cybersecurity consulting boosts Trail of Bits' market credibility.
Partnerships with companies like Discord and Hugging Face expand their client base.
Involvement in iVerify's funding round shows strategic interest in mobile security.

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