TL;DR
Independent audits of VPN no-logs policies reveal NordVPN, ExpressVPN, Proton VPN, and Mullvad have third-party verification, but audit scope and recency matter significantly.
Key Points
- NordVPN and ExpressVPN have multiple audit cycles from firms like PwC and Deloitte across 2024-2025
- Audit scope varies: some reviews test no-logs controls specifically, others focus on general security posture
- Repeated audits from different firms over time provide stronger evidence than single point-in-time reviews
- One-off audits can miss infrastructure changes post-review; privacy is operational discipline, not static certification
Why It Matters
For security researchers and sysadmins evaluating privacy infrastructure, this breaks down the gap between marketing claims and verifiable proof. Understanding audit scope, recency, and repetition helps teams make informed decisions about VPN providers for sensitive operations or client recommendations, rather than relying on unsubstantiated no-logs promises.
Source: www.dualmedia.com