Juno Kim on Muck Rack

Juno Kim

Anchorage
As seen in: Color Research & Application, Nature, Wiley, Wiley Online Library, ACS Publications, DEV Community, Out Magazine, University of Wollongong, The Journal of Allergy & Clinical Immunology, Unquote Travel
Currently๐Ÿ“Alaska | Storyteller โœˆ๏ธ Photographer ๐Ÿ“ท Traveler ๐ŸŒ Blogger ๐Ÿ’ปExplorer ๐Ÿ—ฟ Believer in serendipity. Sometimes influence things & places. #bucketliving
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Articles

The Achilles' Heel of Decentralization: Unpacking the Persistent Vulnerabilities in DeFi Protocols

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By Juno Kim
| DEV Community
Introduction Decentralized Finance (DeFi) has emerged as a revolutionary paradigm within the cryptocurrency ecosystem, promising an open, permissionless, and transparent financial system built on blockchain technology. With its innovative "money lego" architecture, where various protocols can interoperate and build upon each other, DeFi has attracted trillions of dollars in Total Value Locked (TVL) and fostered unprecedented financial innovation.
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ํƒˆ์ค‘์•™ํ™”์˜ ์•„ํ‚ฌ๋ ˆ์Šค๊ฑด: ๋””ํŒŒ์ด ํ”„๋กœํ† ์ฝœ์˜ ๊ณ ์งˆ์ ์ธ ์ทจ์•ฝ์  ํŒŒํ—ค์น˜๊ธฐ

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By Juno Kim
| DEV Community
ํƒˆ์ค‘์•™ํ™” ๊ธˆ์œต, ์ฆ‰ ๋””ํŒŒ์ด(DeFi)๋Š” ๋ธ”๋ก์ฒด์ธ ๊ธฐ์ˆ  ์œ„์— ๊ตฌ์ถ•๋œ ๊ฐœ๋ฐฉ์ ์ด๊ณ  ํ—ˆ๊ฐ€ ์—†๋Š” ํˆฌ๋ช…ํ•œ ๊ธˆ์œต ์‹œ์Šคํ…œ์„ ์•ฝ์†ํ•˜๋ฉฐ, ์•”ํ˜ธํ™”ํ ์ƒํƒœ๊ณ„์— ํ˜๋ช…์ ์ธ ํŒจ๋Ÿฌ๋‹ค์ž„์œผ๋กœ ๋“ฑ์žฅํ–ˆ๋‹ค. ๋งˆ์น˜ ๋ ˆ๊ณ  ๋ธ”๋ก์ฒ˜๋Ÿผ ๋‹ค์–‘ํ•œ ํ”„๋กœํ† ์ฝœ๋“ค์ด ์„œ๋กœ ์—ฐ๋™ํ•˜๊ณ  ๊ทธ ์œ„์— ์Œ“์—ฌ ๋‚˜๊ฐ€๋Š” ํ˜์‹ ์ ์ธ '๋จธ๋‹ˆ ๋ ˆ๊ณ ' ๊ตฌ์กฐ ๋•๋ถ„์— ๋””ํŒŒ์ด๋Š” ์ˆ˜์กฐ ๋‹ฌ๋Ÿฌ์— ๋‹ฌํ•˜๋Š” ์ด ์˜ˆ์น˜ ์ž์‚ฐ(TVL)์„ ๋Œ์–ด๋ชจ์•˜๊ณ , ์ „๋ก€ ์—†๋Š” ๊ธˆ์œต ํ˜์‹ ์„ ์ด๋Œ์–ด๋ƒˆ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์ด ๊ธ‰์„ฑ์žฅํ•˜๋Š” ๋ถ„์•ผ๋Š” ๋™์‹œ์— ์•…์˜์ ์ธ ๊ณต๊ฒฉ์ž๋“ค์˜ ์ฃผ์š” ํ‘œ์ ์ด ๋˜์—ˆ๊ณ , ๋งค๋…„ ์ˆ˜์‹ญ์–ต ๋‹ฌ๋Ÿฌ์— ์ด๋ฅด๋Š” ์ž๊ธˆ์ด ํ•ดํ‚น๊ณผ ์ต์Šคํ”Œ๋กœ์ž‡์œผ๋กœ ์‚ฌ๋ผ์ง€๊ณ  ์žˆ๋‹ค. ๋””ํŒŒ์ด๋ฅผ ์ •์˜ํ•˜๋Š” ๋ฐ”๋กœ ๊ทธ ํŠน์ง•๋“ค, ์ฆ‰ ์˜คํ”ˆ์†Œ์Šค์˜ ํŠน์„ฑ, ๊ตฌ์„ฑ ๊ฐ€๋Šฅ์„ฑ(composability), ์Šค๋งˆํŠธ ๊ณ„์•ฝ์˜ ๋ถˆ๋ณ€์„ฑ, ๊ทธ๋ฆฌ๊ณ  ์ข…์ข… ๋น ๋ฅธ ๊ฐœ๋ฐœ ์ฃผ๊ธฐ๋Š” ๋™์‹œ์— ๋…ํŠนํ•˜๊ณ  ๋ณต์žกํ•œ ๋ณด์•ˆ ๋ฌธ์ œ๋ฅผ ์•ผ๊ธฐํ•œ๋‹ค. ์—ฐ์†์ ์œผ๋กœ ๋ฐœ์ƒํ•˜๋Š” ๋Œ€๊ทœ๋ชจ ๋ณด์•ˆ ์‚ฌ๊ณ ๋“ค์€ ๋””ํŒŒ์ด ์ƒํƒœ๊ณ„์˜ ๊ฒฌ๊ณ ํ•จ๊ณผ ์„ฑ์ˆ™๋„์— ๋Œ€ํ•œ ๊ทผ๋ณธ์ ์ธ ์งˆ๋ฌธ์„ ๋˜์ง„๋‹ค.
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๋น„ํŠธ์ฝ”์ธ ์Šคํฌ๋ฆฝํŠธ ์–ธ์–ด, ๊ทธ ํˆฌ๋ฐ•ํ•จ ์†์˜ ๋ฌดํ•œํ•œ ๊ฐ€๋Šฅ์„ฑ

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By Juno Kim
| DEV Community
#korean #blockchain #bitcoin #crypto ๋น„ํŠธ์ฝ”์ธ, ๊ทธ ์ด๋ฆ„๋งŒ์œผ๋กœ๋„ ๋ฌต์งํ•œ ์กด์žฌ๊ฐ์„ ๋“œ๋Ÿฌ๋‚ด๋Š” ๋””์ง€ํ„ธ ๊ธˆ. ๋งŽ์€ ์ด๋“ค์ด ๋น„ํŠธ์ฝ”์ธ์„ ๋‹จ์ˆœํ•œ ๊ฐ€์น˜ ์ €์žฅ ์ˆ˜๋‹จ์ด๋‚˜ ํˆฌ๊ธฐ ์ž์‚ฐ์œผ๋กœ๋งŒ ๋ฐ”๋ผ๋ณด์ง€๋งŒ, ๊ทธ ๊นŠ์ˆ™ํ•œ ๊ณณ์—๋Š” ์‚ฌํ† ์‹œ ๋‚˜์นด๋ชจํ† ๊ฐ€ ์„ค๊ณ„ํ•œ ์ •๊ตํ•˜๋ฉด์„œ๋„ ์ง€๊ทนํžˆ ๋‹จ์ˆœํ•œ ๋ฉ”์ปค๋‹ˆ์ฆ˜์ด ์ˆจ ์‰ฌ๊ณ  ์žˆ๋‹ค. ๊ทธ ํ•ต์‹ฌ ์ค‘ ํ•˜๋‚˜๊ฐ€ ๋ฐ”๋กœ ๋น„ํŠธ์ฝ”์ธ ์Šคํฌ๋ฆฝํŠธ ์–ธ์–ด๋‹ค. ์ด ํˆฌ๋ฐ•ํ•˜๊ณ  ๋ถˆ์™„์ „ํ•ด ๋ณด์ด๋Š” ์–ธ์–ด๊ฐ€ ์–ด๋–ป๊ฒŒ ๋น„ํŠธ์ฝ”์ธ์˜ ๋ชจ๋“  ๊ฑฐ๋ž˜๋ฅผ ์ง€๋ฐฐํ•˜๊ณ , ๋•Œ๋กœ๋Š” ์ƒ์ƒ ์ด์ƒ์˜ ๊ฐ€๋Šฅ์„ฑ์„ ์—ด์–ด์™”๋Š”์ง€ ์šฐ๋ฆฌ๋Š” ๊ณฑ์”น์–ด๋ณผ ํ•„์š”๊ฐ€ ์žˆ๋‹ค. ์‚ฌํ† ์‹œ ๋‚˜์นด๋ชจํ† ๋Š” ๋น„ํŠธ์ฝ”์ธ์„ ์„ค๊ณ„ํ•˜๋ฉฐ ๊ทน๋„์˜ ๋‹จ์ˆœ์„ฑ๊ณผ ๋ณด์•ˆ, ๊ทธ๋ฆฌ๊ณ  ์˜ˆ์ธก ๊ฐ€๋Šฅ์„ฑ์„ ์ตœ์šฐ์„  ๊ฐ€์น˜๋กœ ๋‘์—ˆ๋‹ค. ๊ทธ ๊ฒฐ๊ณผ ํƒ„์ƒํ•œ ๊ฒƒ์ด ๋น„ํŠธ์ฝ”์ธ ์Šคํฌ๋ฆฝํŠธ ์–ธ์–ด๋‹ค. ์ด๋Š” ์šฐ๋ฆฌ๊ฐ€ ํ”ํžˆ ์ ‘ํ•˜๋Š” ํŒŒ์ด์ฌ์ด๋‚˜ ์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ ๊ฐ™์€ ๋ฒ”์šฉ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์–ธ์–ด์™€๋Š” ๊ถค๋ฅผ ๋‹ฌ๋ฆฌํ•œ๋‹ค. ์Šคํƒ ๊ธฐ๋ฐ˜์˜ ๋น„ํŠœ๋ง ์™„์ „(non-Turing complete) ์–ธ์–ด์ธ ๋น„ํŠธ์ฝ”์ธ ์Šคํฌ๋ฆฝํŠธ๋Š” ๋ณต์žกํ•œ ์—ฐ์‚ฐ์ด๋‚˜ ๋ฌดํ•œ ๋ฃจํ”„๋ฅผ ํ—ˆ์šฉํ•˜์ง€ ์•Š๋Š”๋‹ค.
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