1. HTTP/2

2. HTTP History Http/2 Http/1.1 Http/1.0 Http/0.9 SPDY 1991 05/2015
01/1997
05/1996 5y 8m
19y
SPDY
2012

3. Why is HTTP/2 better? Binary, instead of textual One TCP connection
Multiplexed
Header compression
Server Push

4. Binary, instead of textual

5. One TCP connection

6. Multiplexed
HTTP/2 supports multiplexing several streams over a single connection. This means that a client can send multiple requests on the same connection, and the server can respond in whatever order the responses become available.

7. Header compression

8. Server Push

9. Http/1.1 vs Http/2