WebSocketOptionsTLS

tls?: TLSOptions
Options for the TLS connection.
Supports full TLS configuration including custom CA certificates, client certificates, and other TLS settings (same as fetch).
// Using BunFile for certificates const ws = new WebSocket("wss://example.com", { tls: { ca: Bun.file("./ca.pem") } }); // Using Buffer const ws = new WebSocket("wss://example.com", { tls: { ca: fs.readFileSync("./ca.pem") } });