What is a no-logs VPN, and how do you verify one?

Every VPN says it’s “no-logs”, and it’s the most important promise a provider makes — but also the easiest to say and the hardest to prove. Since a VPN works by routing your traffic through its servers, the whole point collapses if it keeps records of what you did. Here’s what the term really means and how to tell a genuine claim from marketing.

What “no-logs” should mean

A true no-logs VPN doesn’t record the things that could tie activity back to you: the sites you visit, your real IP address, your DNS lookups, or timestamps detailed enough to reconstruct your sessions. If it keeps none of that, then even if the provider were compelled to hand over data — or were breached — there’d be nothing revealing to give up. That’s the entire value of the promise.

Why it matters

A VPN moves your trust from your ISP to the provider. If the provider logs your activity, you haven’t gained privacy — you’ve just changed who holds your history, and possibly to somewhere with weaker protections. No-logs is what makes the trade worthwhile: it’s the difference between hiding your browsing and simply relocating the record of it. This is central to stopping your ISP tracking you.

How to verify a claim

Don’t take “no-logs” on faith — look for evidence:

• An independent audit, where outside experts examine the systems and publish findings.
• A clear, specific privacy policy that spells out exactly what is and isn’t kept — vague wording is a warning.
• A track record: cases where the provider was asked for data and genuinely had none to give are the strongest proof.
• The company’s jurisdiction and transparency about ownership.

The bottom line

Treat “no-logs” as a claim to be checked, not a given. Favour providers that back it with independent audits and a specific, honest policy. That’s how you make sure the privacy you’re paying for actually exists — see our buyer’s checklist for the rest of what to look for.