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HTTP&HTTPS.md

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HTTP๋ž€?

<HyperText Transfer Protocol>

  • ์ธํ„ฐ๋„ท์—์„œ ์‚ฌ์šฉํ•˜๋Š” ์›น ์„œ๋ฒ„์™€ ์‚ฌ์šฉ์ž์˜ ์ธํ„ฐ๋„ท ๋ธŒ๋ผ์šฐ์ € ์‚ฌ์ด์— ๋ฌธ์„œ๋ฅผ ์ „์†กํ•˜๊ธฐ ์œ„ํ•œ ํ†ต์‹  ๊ทœ์•ฝ

  • ํฌํŠธ๋ฒˆํ˜ธ 80๋ฒˆ

HTTPS๋ž€?

<HyperText Transfer Protocol over Secure Socket Layer>

<HTTP + SSL = HTTPS>

  • ์†Œ์ผ“ ํ†ต์‹ ์—์„œ ์ผ๋ฐ˜ ํ…์ŠคํŠธ๋ฅผ ์ด์šฉํ•˜๋Š” ๋Œ€์‹ ์— SSL์ด๋‚˜ TLS ํ”„๋กœํ† ์ฝœ์„ ํ†ตํ•ด ์„ธ์…˜ ๋ฐ์ดํ„ฐ๋ฅผ ์•”ํ˜ธํ™”ํ•ฉ๋‹ˆ๋‹ค. ๋”ฐ๋ผ์„œ ๋ฐ์ดํ„ฐ์˜ ์•”ํ˜ธํ™”๋ฅผ ํ†ตํ•ด ๋ณด์•ˆ์„ฑ์„ ๊ฐ•ํ™” ๋ฐ ๋ณดํ˜ธํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
  • ํฌํŠธ๋ฒˆํ˜ธ 443๋ฒˆ
  • ์•”ํ˜ธํ™”๋Š” Transport ๊ณ„์ธต์—์„œ ์ด๋ฃจ์–ด์ง€๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.

HTTP์™€ HTTPS์˜ ์ฐจ์ด?

HTTP๋Š” ๋„คํŠธ์›Œํฌ ๋ณด์•ˆ์ด ๋˜์–ด ์žˆ์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ๋„คํŠธ์›Œํฌ์ƒ์—์„œ ์ •๋ณด๋ฅผ ๋ˆ„๊ตฐ๊ฐ€๊ฐ€ ๋งˆ์Œ๋Œ€๋กœ ๋ณด๊ณ , ์ˆ˜์ •ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

์ด์™€ ๋‹ฌ๋ฆฌ HTTPS๋Š” ๋„คํŠธ์›Œํฌ ์ƒ์—์„œ ์ค‘๊ฐ„์— ์ œ 3์ž๊ฐ€ ์ •๋ณด๋ฅผ ๋ณผ ์ˆ˜ ์—†๋„๋ก HTTP๋ฅผ ์•”ํ˜ธํ™”ํ•ฉ๋‹ˆ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด HTTPS๋Š” ์ถ”๊ฐ€์ ์ธ ์ธ์ฆ ์ ˆ์ฐจ๋ฅผ ์š”๊ตฌํ•˜๋ฉฐ, ๋ณตํ˜ธํ™” ์—†์ด HTTPS์˜ ์ •๋ณด๋ฅผ ์ค‘๊ฐ„์—์„œ ๋ณผ ์ˆ˜ ์žˆ๋Š” ๋ฐฉ๋ฒ•์€ ์•„์ง๊นŒ์ง€ ์กด์žฌํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

HTTP์™€ HTTPS์˜ ์‚ฌ์šฉ์ž ์ž…์žฅ์—์„œ์˜ ์žฅ๋‹จ์ ?

  • HTTP๋Š” HTTPS์— ๋น„ํ•ด ๋” ๋น ๋ฆ…๋‹ˆ๋‹ค.
  • HTTP๋Š” ๋ณ€์กฐ ๊ฐ€๋Šฅ์„ฑ์„ ํ•ญ์ƒ ์œ ์˜ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  • HTTPS๋Š” ์ธํ„ฐ๋„ท์„ ์ด์šฉํ•˜๋Š”๋ฐ ๋งค์šฐ ์•ˆ์ „ํ•ฉ๋‹ˆ๋‹ค.

HTTP์™€ HTTPS์˜ ๊ณต๊ธ‰์ž ์ž…์žฅ์—์„œ์˜ ์žฅ๋‹จ์ ?

  • HTTP๋กœ ๋ฏผ๊ฐํ•œ ์ •๋ณด๋ฅผ ๋‹ค๋ฃฐ ๋•Œ ํ•ญ์ƒ ๋ณ€์กฐ, ํ•ดํ‚น ๊ฐ€๋Šฅ์„ฑ์„ ์œ ์˜ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

  • HTTP๋Š” HTTPS๋ณด๋‹ค ํŠธ๋ž˜ํ”ฝ์ด ์ ๊ฒŒ ๋ฐœ์ƒํ•ฉ๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ๋” ์ ์€ ๋น„์šฉ์œผ๋กœ ์œ ์ง€๊ฐ€ ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค.

  • HTTPS๋Š” ์„ค์น˜ ๋ฐ ์ธ์ฆ์„œ๋ฅผ ์œ ์ง€ํ•˜๋Š”๋ฐ ์ถ”๊ฐ€ ๋น„์šฉ์ด ๋“ญ๋‹ˆ๋‹ค.