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Security

๋ณด์•ˆ์„ฑ๊ณผ UX ์ตœ์ ํ™”๋ฅผ ์œ„ํ•œ ํ˜„๋Œ€์  ์ธ์ฆ ๋ฉ”์ปค๋‹ˆ์ฆ˜ ๋ถ„์„

๐—Ÿ๐—ผ๐—ด๐—ถ๐—ป ๐— ๐—ฒ๐—ฐ๐—ต๐—ฎ๐—ป๐—ถ๐˜€๐—บ๐˜€

Kiran2026๋…„ 4์›” 23์ผ2๋ถ„intermediate

AI ์š”์•ฝ

Context

์ „ํ†ต์ ์ธ Password-Based ๋ฐฉ์‹์˜ ๋‚ฎ์€ ๋ณด์•ˆ์„ฑ๊ณผ ์‚ฌ์šฉ์ž ๊ด€๋ฆฌ ๋น„์šฉ ์ฆ๊ฐ€๋กœ ์ธํ•œ ํ•œ๊ณ„ ๋ฐœ์ƒ. ์ •์  ์ž๊ฒฉ ์ฆ๋ช… ๊ธฐ๋ฐ˜ ์ธ์ฆ์˜ ์ทจ์•ฝ์ ์„ ๋ณด์™„ํ•˜๊ณ  ์‚ฌ์šฉ์ž ๊ฒฝํ—˜์„ ๊ฐœ์„ ํ•˜๊ธฐ ์œ„ํ•œ ๋‹ค๊ฐ์  ์ธ์ฆ ์ „๋žต์˜ ํ•„์š”์„ฑ ๋Œ€๋‘.

Technical Solution

  • Bcrypt, Argon2 ๋“ฑ Hashing ๋ฐ Salting ๊ธฐ๋ฒ•์„ ํ†ตํ•œ Password ์ €์žฅ ๋ณด์•ˆ ๊ฐ•ํ™”
  • TOTP, HOTP ๊ธฐ๋ฐ˜ MFA ๋„์ž…์„ ํ†ตํ•œ ๋‹ค์ค‘ ์š”์†Œ ์ธ์ฆ ์ฒด๊ณ„ ๊ตฌ์ถ•์œผ๋กœ ๊ณ„์ • ํƒˆ์ทจ ๋ฆฌ์Šคํฌ ๊ฐ์†Œ
  • WebAuthn ๋ฐ FIDO2 ํ‘œ์ค€ ๊ธฐ๋ฐ˜ Passkeys ๋„์ž…์„ ํ†ตํ•œ Passwordless ํ™˜๊ฒฝ ๊ตฌํ˜„ ๋ฐ ์•”ํ˜ธํ•™์  ํ‚ค ๊ด€๋ฆฌ
  • OAuth 2.0 ๋ฐ OIDC ํ”„๋กœํ† ์ฝœ์„ ํ™œ์šฉํ•œ Federated Login ๊ตฌ์กฐ ์„ค๊ณ„๋กœ ์ธ์ฆ ๊ถŒํ•œ ์œ„์ž„ ๋ฐ SSO ๊ตฌํ˜„
  • JWT ๊ธฐ๋ฐ˜ Stateless Token ์ธ์ฆ ๋ฐฉ์‹์„ ํ†ตํ•œ ์„œ๋ฒ„ ๋ถ€ํ•˜ ๋ถ„์‚ฐ ๋ฐ ํ™•์žฅ์„ฑ ํ™•๋ณด
  • Device Fingerprinting ๋ฐ ํ–‰๋™ ๋ถ„์„ ๊ธฐ๋ฐ˜ Adaptive Authentication์œผ๋กœ ๋ฆฌ์Šคํฌ ์ˆ˜์ค€๋ณ„ ๋™์  ์ธ์ฆ ์ ์šฉ

์‹ค์ฒœ ํฌ์ธํŠธ

1. ์‚ฌ์šฉ์ž ๋ฏผ๊ฐ๋„์— ๋”ฐ๋ฅธ ์ธ์ฆ ์ˆ˜์ค€(Passwordless vs MFA) ๊ฒฐ์ •

2. JWT ๋„์ž… ์‹œ Stateless ํŠน์„ฑ์— ๋”ฐ๋ฅธ Token ๋ฌดํšจํ™” ์ „๋žต ๊ฒ€ํ† 

3. ์™ธ๋ถ€ IDP ์—ฐ๋™ ์‹œ OIDC ํ‘œ์ค€ ์ค€์ˆ˜ ์—ฌ๋ถ€ ํ™•์ธ

4. Passkeys ๋„์ž…์„ ํ†ตํ•œ ์‚ฌ์šฉ์ž ๋กœ๊ทธ์ธ ๋งˆ์ฐฐ ์ตœ์†Œํ™” ๋ฐฉ์•ˆ ์ˆ˜๋ฆฝ

ํƒœ๊ทธ

#JWT#OAuth 2.0#Authentication#Passkeys#OIDC
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