https证书制作(36张图学HTTP，稳了呀)

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HTTPЭ?HTTPЭ

ü?HTTP

Part1.HTTP

?й?web?web

HTTPHyperTextTransferP
rotocolгЭ?顣Э?νн?

?1

?1?

?跢?

HTTPЭ?塣???

Part2.HTTP?

19893?￡?HTTP?

HTTP

HTTP/0.9-Э

1989оCERN?TimBerners-Lee?о

?wiki

Mesh1990佫?WorldWideWebе?
TCP/IPЭ?咸4?

?1990?ɡ?Web???Web
?

1991?

?HTTP/0.9?

ΨGET?Э?颟Щ?

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ζHTTP/0.9HTMLHTML?

HTTP/1.0-?

HTTP/0.9Э?HTTP?HTML?

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----------HTTP/0.9?----------.----------HTTP/1.0?----------200OK->.

HTTP??Э?

HTTP?￡HTML???鹦Content-Type?

HTTP/0.9?涞HTTP/1.0RFC-1945?ж涞60HTTP?

HTTP/1.0HTTP/0.9?TCPЭ?齻г?

TCPЭ?齻HTTP?TCP?

HTTP/1.0?εν

HTTP/1.1-?Э

?RFC1945HTTP/1.01995?
HTTP/1.0?HTTP汾

HTTP/1.119971RFC2068?HTTP/1.1?

δ?TCP?

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?HTTPCache-Control?

15

HTTPμHTTPЭ?15HTTP/1.1ЭRFC
2616RFC7230RFC7235?HTTP/2.0档

HTTP/2.0-?

ЩеyСHTTP

20102015SPDYЭHTTP/2Э

?/support/spdy-protocol

HTTP/2HTTP/1.1?м?

HTTP/2Э?Э?飬?屿?С?(frame)

?Э?·?áед?HTTP/1.x?

?HTTP/2?Stream?滭

?HTTP/2HTTP/1.1

?Headers?Headers?гHPACK;

?HTTP/2?ο?4

20155HTTP/2?20167?8.7%

HTTP2HTTP/1.1HTTP/2?

?μ?μнС￡?Web

HTTP/2

HTTP/2HTTP/1.x?HTTP?HTTPμ?

HTTP?óЭ?顣

HTTP/3-?δ

HTTP/3汾HTTPЭ?顣?Э?鲻?HTTP/3?У?TCPЭ?飬UDPЭ?QUIC

仯HTTP/2?дHTTP/2?TCP·TCP

20211?￡?HTTP/3?

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Part3.HTTPHTTPS

HTTPS

HTTPЭг???HTTPЩ?еμ?

HTTPSHTTPoverSSLSecureSocketLayer,SSL紫?

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91?κ?

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HTTPS?CACertificateAuthority
п?CA?CA?顣(?)

HTTPS?鷢е

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HTTPS?У?μ??

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HTTPHTTPS?

?HTTPSHTTP?

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