Security & Privacy for Windows
27 free Windows programs in this category.
Security & Privacy tools protect what is on a Windows PC and what leaves it: password managers that remember strong, unique passwords so you do not have to, disk encryption that makes a stolen laptop useless to a thief, privacy scrubbers that remove traces, and firewalls that show which apps are talking to the internet.
The tools here share one principle: your secrets stay yours. Zero-knowledge password managers encrypt your vault on your own device, so even the service provider cannot read it, and open-source encryption lets anyone verify there is no back door. The single most valuable habit in this category is also the simplest — a unique password for every account, held in a manager.
Who this category is for
For anyone who wants their accounts and files genuinely private: password manager users, laptop owners, journalists, teachers handling student data, and privacy-conscious households.
How to choose
- A password manager should offer a strong generator, autofill, and export — so you can leave any time.
- For disk encryption, check recovery options before encrypting: a lost key means lost data, by design.
- Prefer zero-knowledge designs where encryption happens on your device, not on a server.
- A firewall tool should show per-app network activity clearly, not just block silently.
- Privacy scrubbers should list exactly what they will delete before they delete it.
All Security & Privacy apps (27)
Frequently asked questions
Is a password manager safer than reusing passwords I remember?
Yes, by a wide margin. Reused passwords mean one breach opens every account. A manager lets every account have a long, unique password you never need to memorize.
What happens if I forget my encryption password?
With proper encryption there is no reset — that is the point. Set up a recovery key or printed backup before encrypting a drive, and store it somewhere separate from the computer.