Transparency
Security audits
Lantern is open source and independently audited. We publish the results so you can verify our security claims for yourself.
Subgraph, 2025
A new security audit is underway with Subgraph, an OTF-approved security firm that specializes in tools used by journalists, activists, and human rights defenders. We'll publish the full report here when it's complete.
NCC Group, 2020
With 2022 remediation review · Commissioned through the Open Technology Fund
Security assessment of the Lantern client on Windows, Android, and iOS. White-box review of the Go codebase and related components. NCC Group re-evaluated findings in 2022 after remediation work was completed.
Read the full report (PDF)
NCC Group, 2016
Commissioned through Open Technology Fund
Security assessment of the Lantern client architecture, proxy configuration, update mechanisms, and transport security.
Read the full report (PDF)
Check our work
Audits are one layer of accountability. The other is our code. Lantern's entire codebase is available for anyone to inspect, contribute to, or build on. 15,000+ stars on GitHub.
