Is Proton VPN: Fast & Secure safe?

Legitimate VPN extension from Proton AG with minimal security concerns. Uses transmit.js for extension-to-background communication with a weak origin check (e.source==window), but no actual web page injection detected. Modifies WebRTC IP handling policy for privacy. Includes Sentry error reporting to reports.proton.me. All network traffic limited to Proton-owned domains. No WASM found despite analyzer flag.