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[Linux & Ubuntu] ์šฐ๋ถ„ํˆฌ(Ubuntu) ์„ค์น˜ ๋ฐ ํ™˜๊ฒฝ ์„ค์ • ๐Ÿš™ ์šฐ๋ถ„ํˆฌ(Ubuntu) ๋ž€? ์šฐ๋ถ„ํˆฌ(Ubuntu)๋Š” ๋ฆฌ๋ˆ…์Šค ๊ธฐ๋ฐ˜์˜ ์˜คํ”ˆ ์†Œ์Šค ์šด์˜ ์ฒด์ œ ์ค‘ ํ•˜๋‚˜๋กœ์„œ, ๋ฆฌ๋ˆ…์Šค ์ค‘์—์„œ๋„ ๋ฐ๋น„์•ˆ(Debian) ๋ฆฌ๋ˆ…์Šค๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ์ œ์ž‘๋˜์—ˆ๋‹ค. ์šฐ๋ถ„ํˆฌ(Ubuntu)๋Š” ์‚ฌ์šฉ์ž ์นœํ™”์ ์ด๊ณ  ์•ˆ์ •์ ์ด๋ผ๋Š” ํŠน์ง•์ด ์žˆ์–ด ์ฃผ๋กœ ๋ฐ์Šคํฌํ†ฑ ๋ฐ ์„œ๋ฒ„ ์šฉ๋„๋กœ ์‚ฌ์šฉ๋˜๋Š”๋ฐ, ์‚ฌ์šฉ์ž๋Š” ์ด๋ฅผ ํ†ตํ•ด ์›น ๋ธŒ๋ผ์šฐ์ง•์ด๋‚˜ ๋ฌธ์„œ ํŽธ์ง‘, ๋ฏธ๋””์–ด ์žฌ์ƒ ๋ฐ ๊ทธ๋ž˜ํ”ฝ ๋””์ž์ธ ๋“ฑ ๋‹ค์–‘ํ•œ ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•  ์ˆ˜ ์žˆ๋‹ค. ๐Ÿš™ ์šฐ๋ถ„ํˆฌ(Ubuntu) ์„ค์น˜ ๋ฐ ํ™˜๊ฒฝ ์„ค์ • ๋ฐฉ๋ฒ• 1. ํ•˜๋‹จ ๋งํฌ์— ์ ‘์† ํ›„ Download ํƒญ ํด๋ฆญ --> https://ubuntu.com/ Enterprise Open Source and Linux | Ubuntu Ubuntu is the modern, open source operating system on .. 2023. 9. 5.
[DownUnder CTF 2023] ๐• Write Up ๐ŸŽฌ ๐• Write Up 1. ๋ฌธ์ œ ํ™•์ธ ํ›„ ์•ˆ๋‚ด๋œ ๋งํฌ ํƒ์ƒ‰ ++ ์ด 3๊ฐœ์˜ ๋งํฌ ํ™•์ธ # ์ฒซ ๋ฒˆ์งธ ๋งํฌ(the) https://twitter.com/DownUnderCTF/status/1697304493409337835 # ๋‘ ๋ฒˆ์งธ ๋งํฌ(meme) https://twitter.com/DownUnderCTF/status/1697308270439051484 # ์„ธ ๋ฒˆ์งธ ๋งํฌ(dump) https://twitter.com/DownUnderCTF/status/1697312042821066846 2. ํ™•์ธํ•œ ๋งํฌ ์ค‘ ์ฒซ ๋ฒˆ์งธ ๋งํฌ์— ์ ‘์† 3. ๊ฒŒ์‹œ๋œ ์ด๋ฏธ์ง€๋“ค ์†์—์„œ FLAG ํ˜•์‹์˜ ๋ฌธ์ž์—ด ํ™•์ธ ๊ฐ€๋Šฅ 4. ํ™•์ธํ•œ ๋งํฌ ์ค‘ 2๋ฒˆ์งธ ๋งํฌ์— ์ ‘์† --> ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ FLAG ํ˜•์‹์˜ ๋ฌธ์ž์—ด ๋ฐœ๊ฒฌ 5. ํ™•์ธํ•œ ๋งํฌ ์ค‘ 3๋ฒˆ.. 2023. 9. 4.
[Linux & Ubuntu & Oracle Virtual Box] ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์— ์šฐ๋ถ„ํˆฌ(Ubuntu) ์„ค์น˜ํ•˜๊ธฐ #2 ๐Ÿฉบ ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์— ์šฐ๋ถ„ํˆฌ(Ubuntu) ์„ค์น˜ํ•˜๋Š” ๋ฐฉ๋ฒ• #2 1. ์„ค์น˜ํ•œ ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์‹คํ–‰ ํ›„ ์‹œ์ž‘(T) ํด๋ฆญ ++ ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์— ์šฐ๋ถ„ํˆฌ(Ubuntu) ๋จธ์‹ ์„ ์•„์ง ์ƒ์„ฑํ•˜์ง€ ์•Š์•˜๋‹ค๋ฉด? --> https://alim11.tistory.com/438 [Linux & Ubuntu & Oracle Virtual Box] ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์— ์šฐ๋ถ„ํˆฌ(Ubuntu) ์„ค์น˜ํ•˜๊ธฐ #1 ๐Ÿ’Ž ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์— ์šฐ๋ถ„ํˆฌ(Ubuntu) ์„ค์น˜ํ•˜๋Š” ๋ฐฉ๋ฒ• #1 1. ์„ค์น˜ํ•œ ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์‹คํ–‰ ํ›„ ์ƒˆ๋กœ ๋งŒ๋“ค๊ธฐ(N) ํด๋ฆญ ++ Virtual Box(๋ฒ„์ถ”์–ผ ๋ฐ•์Šค) ๋‹ค์šด๋กœ๋“œ ๋ฐฉ๋ฒ•์ด ๊ถ๊ธˆํ•˜๋‹ค๋ฉด? --> https.. 2023. 9. 3.
[Linux & Ubuntu & Oracle Virtual Box] ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์— ์šฐ๋ถ„ํˆฌ(Ubuntu) ์„ค์น˜ํ•˜๊ธฐ #1 ๐Ÿ’Ž ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์— ์šฐ๋ถ„ํˆฌ(Ubuntu) ์„ค์น˜ํ•˜๋Š” ๋ฐฉ๋ฒ• #1 1. ์„ค์น˜ํ•œ ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Virtual Box) ์‹คํ–‰ ํ›„ ์ƒˆ๋กœ ๋งŒ๋“ค๊ธฐ(N) ํด๋ฆญ ++ Virtual Box(๋ฒ„์ถ”์–ผ ๋ฐ•์Šค) ๋‹ค์šด๋กœ๋“œ ๋ฐฉ๋ฒ•์ด ๊ถ๊ธˆํ•˜๋‹ค๋ฉด? --> https://alim11.tistory.com/436 [Linux & Oracle Virtual Box] ์˜ค๋ผํด ๋ฒ„์ธ„์–ผ ๋ฐ•์Šค(Oracle Virtual Box) ์„ค์น˜ ๋ฐ ํ™˜๊ฒฝ์„ค์ • ๋ฐฉ๋ฒ• ๐Ÿ’™ ์˜ค๋ผํด ๋ฒ„์ธ„์–ผ ๋ฐ•์Šค(Oracle Virtual Box) ๋ž€? ์˜ค๋ผํด ๋ฒ„์ถ”์–ผ ๋ฐ•์Šค(Oracle VirtualBox)๋Š” ๋ฌด๋ฃŒ ๋ฐ ์˜คํ”ˆ ์†Œ์Šค ๊ฐ€์ƒํ™” SW ์ค‘ ํ•˜๋‚˜๋กœ, ๋‹ค์–‘ํ•œ OS์—์„œ ๊ฐ€์ƒ ๋จธ์‹ ์„ ๋งŒ๋“ค๊ณ  ์‹คํ–‰ํ•  ์ˆ˜ ์žˆ๋Š” ํ”Œ๋žซํผ ๊ฐ€์ƒํ™” ์†”๋ฃจ์…˜ alim11.tistory.com 2. ์‹œ์Šคํ…œ๋ช….. 2023. 9. 3.
[HSpace CTF 2023] HSpace Free Board Write Up ๐Ÿซ HSpace Free Board Write Up 1. ๋ฌธ์ œ ํ™•์ธ ํ›„ ์•ˆ๋‚ด๋œ ๋งํฌ๋กœ ์ ‘์† ++ BlackBox ๋ฌธ์ œ๋ž€? CTF (Capture The Flag) ๋Œ€ํšŒ์—์„œ "BlackBox ๋ฌธ์ œ"๋ž€ ์ฐธ๊ฐ€์ž์—๊ฒŒ ์ฃผ์–ด์ง„ ์‹œ์Šคํ…œ, ์„œ๋น„์Šค ๋˜๋Š” ํ”„๋กœ๊ทธ๋žจ์— ๋Œ€ํ•œ ๋‚ด๋ถ€ ๋™์ž‘ ๋˜๋Š” ์†Œ์Šค ์ฝ”๋“œ์™€ ๊ฐ™์€ ๊ตฌ์ฒด์ ์ธ ์ •๋ณด ์—†์ด ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•ด์•ผ ํ•˜๋Š” ์œ ํ˜•์˜ ๋ณด์•ˆ ๋ฌธ์ œ๋ฅผ ์˜๋ฏธํ•œ๋‹ค. 2. ์ž„์˜์˜ ๊ณ„์ •์„ ์ƒ์„ฑํ•˜์—ฌ ํšŒ์› ๊ฐ€์ž… --> ํšŒ์› ๊ฐ€์ž… ํ›„ ๋‹ค์‹œ ๋กœ๊ทธ์ธ ์ฐฝ์ด ๋œฌ๋‹ค 3. ๊ฐ€์ž…ํ•œ ๊ณ„์ •์œผ๋กœ ๋กœ๊ทธ์ธ 4. ์ตœํ•˜๋‹จ์˜ Post ๋ฒ„ํŠผ์„ ๋ˆŒ๋Ÿฌ ๊ธ€์“ฐ๊ธฐ --> ์ •์ƒ์ ์œผ๋กœ ํฌ์ŠคํŒ…๋œ ๊ฒƒ์„ ํ™•์ธ 5. URL ์กฐ์ž‘์„ ํ†ตํ•ด ๊ฒฝ๊ณ ์ฐฝ ๋„์šฐ๊ธฐ ์‹œ๋„ --> ์Šคํฌ๋ฆฝํŠธ๊ฐ€ ์„ฑ๊ณต์ ์œผ๋กœ ์ ์šฉ๋จ์„ ํ™•์ธ # ์ž‘์„ฑํ•œ URL http://cat.moe:8004/read.php?i.. 2023. 9. 2.
[AWS] AWS S3 Bucket ์† ํŒŒ์ผ Contents ์ฝ์–ด์˜ค๊ธฐ ๐Ÿณ AWS S3 Bucket ์† ํŒŒ์ผ Contents๋ฅผ ์ฝ์–ด์˜ค๊ธฐ ์œ„ํ•œ Python Script 1. pip ๋ช…๋ น์–ด๋ฅผ ํ†ตํ•ด Boto3 ๋‹ค์šด๋กœ๋“œ !pip install boto3 ++ Boto3 ๊ฐ€ ๋ฌด์—‡์ธ์ง€ ๊ถ๊ธˆํ•˜๋‹ค๋ฉด? --> https://alim11.tistory.com/398 [Data Processing] Boto3 SDK๋ฅผ ํ™œ์šฉํ•œ ๋ฐ์ดํ„ฐ ์—…๋กœ๋“œ ์ž๋™ํ™” (Forward AWS S3 Bucket) ๐ŸŒธ Boto3 SDK๋ฅผ ํ™œ์šฉํ•œ ๋ฐ์ดํ„ฐ ์—…๋กœ๋“œ ์ž๋™ํ™” (Forward AWS S3 Bucket) 1. pip ๋ช…๋ น์–ด๋ฅผ ์ด์šฉํ•˜์—ฌ boto3 ์„ค์น˜ !pip install boto3 ++ boto3 ๋ž€? boto3๋Š” Amazon Web Services (AWS)์™€ ์ƒํ˜ธ์ž‘์šฉํ•˜๊ธฐ ์œ„ํ•œ ์˜คํ”ˆ ์†Œ์Šค ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ alim11... 2023. 9. 1.

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