ProtonVPN is considered safe and secure due to its strong security features, strict no-logs policy, and advanced privacy protections. It uses bank-grade 256-bit AES encryption and ChaCha20, supports secure protocols like WireGuard and its own Stealth protocol, and incorporates features such as a kill switch, DNS leak protection, and RAM-only servers that erase data on reboot. ProtonVPN is also independently audited to confirm its no-logging practices and is based in Switzerland, which provides strong data protection laws. Leak tests show no IP or DNS leaks, underscoring its reliability for privacy. Overall, ProtonVPN is a trustworthy VPN provider for secure online browsing, streaming, and torrenting, although it may be somewhat more expensive than some competitors.