VPN vs Tor vs Proxy: Privacy Tools Compared
VPNs, Tor, and proxies all hide your IP address but differ in security, speed, and privacy guarantees. Compare them for your threat model.
Key Takeaways
- A VPN encrypts all traffic between your device and a VPN server, hiding your IP from websites.
- Tor routes traffic through three random relays, encrypting at each hop.
- A proxy forwards requests from your browser through an intermediary server.
- For general privacy (ISP snooping, public Wi-Fi): VPN.
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VPN (Virtual Private Network)
A VPN encrypts all traffic between your device and a VPN server, hiding your IP from websites. The VPN provider can see your traffic (choose a no-log provider). Speed impact is minimal (10-20% reduction).
Tor (The Onion Router)
Tor routes traffic through three random relays, encrypting at each hop. No single relay knows both the source and destination. Speed is slow (3-10x slower) but privacy is strong even against well-funded adversaries.
Proxy Server
A proxy forwards requests from your browser through an intermediary server. HTTP proxies don't encrypt traffic. SOCKS5 proxies handle any protocol but still lack encryption unless combined with TLS.
Comparison
| Feature | VPN | Tor | Proxy |
|---|---|---|---|
| Encryption | Full | Multi-layer | None/Optional |
| Speed | Fast | Slow | Fast |
| All traffic | Yes | Browser only | Browser only |
| Anonymity | Provider trusts | Strong | Weak |
| Cost | $3-12/mo | Free | Free/Paid |
Choosing Based on Threat Model
For general privacy (ISP snooping, public Wi-Fi): VPN. For anonymity from governments and corporations: Tor. For bypassing geo-restrictions: VPN or proxy.
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