Seth Honda

404 Privacy is a pioneering organization specializing in privacy engineering and research, dedicated to enhancing online anonymity and security. Founded by Seth Honda, the company focuses on developing local-first software that empowers users to have greater control over their browser identity. Their offerings include attribution-risk assessments, which help organizations mitigate linkability across sessions, and a suite of consulting services aimed at safeguarding sensitive information.

404 Privacy operates on the principles of local processing, data minimization, and verifiable claims, ensuring that users’ privacy is treated as a fundamental right rather than a mere aesthetic choice. Their innovative products, including the 404 Desktop and browser fingerprinting tools, cater to various sectors such as human rights organizations, journalists, and researchers, providing essential resources for navigating the challenges of digital attribution. Committed to transparency and education, 404 Privacy also engages in original research and technical training, addressing the complexities of surveillance infrastructure and browser identity.