
When accessing a website, your connection carries specific technical parameters beyond just an IP address. During the secure connection setup, the TLS handshake exposes metadata that forms a distinct TLS fingerprint. But what is TLS fingerprinting, how does it work, and how does it compare to JA3 fingerprint, JA4 fingerprint, or HTTP/2 fingerprinting? This guide breaks down its mechanics, relation to browser fingerprinting, and real-world security applications.


















