NPN (Next Protocol Negotiation) and ALPN (Application Layer Protocol Negotiation) are both a TLS extension. Since https, SPDY and HTTP/2 operate on port 443, the client and server need to negotiate what application layer protocol, plain http/1.1, SPDY or HTTP/2 to use after SSL/TLS secure...
Read full story here:
Difference Between NPN and ALPN plus How to Enable ALPN on Your Site
No comments:
Post a Comment