๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

๋ณด์•ˆ77

์ •๋ณด๋ณด์•ˆ๊ธฐ์‚ฌ/์‚ฐ์—…๊ธฐ์‚ฌ - ํ•„๊ธฐ ์š”์  ์ •๋ฆฌ 1๊ณผ๋ชฉ - ์‹œ์Šคํ…œ ๋ณด์•ˆ ์ด๋ฒคํŠธ ๋ทฐ์–ด๋Š” NTFS ํŒŒ์ผ ์‹œ์Šคํ…œ์˜ MFT๋ฅผ ํ™•์ธํ•  ์ˆ˜ ์—†๋‹ค rlogin ์‹คํ–‰ํ•˜๊ธฐ ์œ„ํ•œ ํŒŒ์ผ : /etc/hosts.equiv, .rhosts PLC - Stuxnet 2๊ณผ๋ชฉ - ๋„คํŠธ์›Œํฌ ๋ณด์•ˆ ํฌํŠธ ์Šค์บ๋‹ ๋ถˆ๊ฐ€ : TCP FIN, XMAS SCAN, NULL SCAN ์˜ค์šฉํƒ์ง€ : False Positive๊ฐ€ ๋‚ฎ๊ณ  False Negative๊ฐ€ ๋†’์Œ Smurfing : ICMP Echo Request๋ฅผ Broadcastํ•˜๊ณ  ICMP Echo Reply๋ฅผ ํ”ผํ•ด์ž์—๊ฒŒ ์ „์†กํ•˜๊ฒŒ ํ•˜์—ฌ ๊ณต๊ฒฉํ•˜๋Š” ๋ฐฉ๋ฒ• Teardrop : ํŠน์ • ํ˜ธ์ŠคํŠธ์— ํŒจํ‚ท์„ ์ „์†กํ•˜์—ฌ ํŒจํ‚ท ๋ถ„ํ•  ์‹œ์— ๋‹ค์‹œ ์กฐ๋ฆฝํ•  ์ˆ˜ ์—†๊ฒŒ ๋งŒ๋“œ๋Š” ๊ณต๊ฒฉ ๊ธฐ๋ฒ• ์Šค์œ„์น˜ ๊ณต๊ฒฉ ๋ฐ ์Šค๋‹ˆํ•‘ ๊ธฐ๋ฒ• : Switch Jamming, ICMP Redirect, .. 2023. 10. 4.
๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - ๋ฆฌ๋ˆ…์Šค, ๋‹จ๋‹ตํ˜• ๋ณดํ˜ธ๋˜์–ด ์žˆ๋Š” ๊ธ€ ์ž…๋‹ˆ๋‹ค. 2023. 9. 23.
๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - ๋ผ์šฐํ„ฐ ์„ค์ •, ์ผ€์ด๋ธ” ์ œ์ž‘ ๋ผ์šฐํ„ฐ ์„ค์ • https://ahngo13.tistory.com/307 ๋ผ์šฐํ„ฐ IP/์„œ๋ธŒ๋„ท ๋งˆ์Šคํฌ ์„ค์ • en conf t interface fastethernet 0/0 ip add 192.168.0.100 255.255.255.0 no shutdown exit exit copy r s ๋ผ์šฐํ„ฐ ๋Œ€์—ญํญ ์„ค์ • en conf t interface serial 2/0 bandwidth 2048 exit exit copy r s ๋ผ์šฐํ„ฐ clock rate ์„ค์ • en conf t interface serial 2/0 clock rate 72000 exit exit copy r s ๋ผ์šฐํ„ฐ ์ฃผ์„(description) ์„ค์ • en conf t interface fastethernet 0/0 description ICQA .. 2023. 9. 19.
๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - ์œˆ๋„์šฐ ์„œ๋ฒ„ ๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - 15๊ฐ• ์œˆ๋„์šฐ ์„œ๋ฒ„ TCP/IP ์„ค์ • ๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - 16๊ฐ• ์œˆ๋„์šฐ ์„œ๋ฒ„ DNS ์„ค์ • ๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - 17๊ฐ• ์œˆ๋„์šฐ ์„œ๋ฒ„ DHCP ์„ค์ • ๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - 18๊ฐ• ์œˆ๋„์šฐ ์„œ๋ฒ„ IIS FTP ์„œ๋ฒ„ ์„ค์ • ๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - 19๊ฐ• ์œˆ๋„์šฐ ์„œ๋ฒ„ IIS ์›น์‚ฌ์ดํŠธ ์ถ”๊ฐ€ ๋ฐ ์„ค์ • ๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - 20๊ฐ• ์œˆ๋„์šฐ ์„œ๋ฒ„ ๊ณ„์ • ์ถ”๊ฐ€ ๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - 21๊ฐ• ์œˆ๋„์šฐ ์„œ๋ฒ„ ๋กœ์ปฌ๋ณด์•ˆ์ •์ฑ… ์„ค์ • ๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ2๊ธ‰ ์‹ค๊ธฐ - 22๊ฐ• ์œˆ๋„์šฐ ์„œ๋ฒ„ ์„œ๋น„์Šค ์„ค์ • ์ฐธ๊ณ  : https://ahngo13.tistory.com/category/%ED%96%84%EB%A6%BF%EC%8A%88%EC%9D%98%20%EC%9E%90%EA%B8%B0%EA%B3%84%EB.. 2023. 9. 19.
[KISIA] ์˜จํƒํŠธ ์œตํ•ฉ๋ณด์•ˆ ๊ต์œก https://ksea.kisia.or.kr/home/kor/education/ontect/index.do?menuPos=8 ํ•œ๊ตญ์ •๋ณด๋ณดํ˜ธ์‚ฐ์—…ํ˜‘ํšŒ ํ•œ๊ตญ์ •๋ณด๋ณดํ˜ธ์‚ฐ์—…ํ˜‘ํšŒ ksea.kisia.or.kr 2023. 8. 30.
23๋…„ ํ•˜๋ฐ˜๊ธฐ ๋ณด์•ˆ ์ž๊ฒฉ์ฆ ์ผ์ • ์ •๋ฆฌ [์ •๋ณด๋ณด์•ˆ๊ธฐ์‚ฌ, ์ •๋ณด๋ณด์•ˆ์‚ฐ์—…๊ธฐ์‚ฌ] ํ•„๊ธฐ - ์›์„œ์ ‘์ˆ˜ 9.4(์›”) ~ 9.7(๋ชฉ) / ์‹œํ—˜์ผ 9.14(๋ชฉ) ~ 10.18(์ˆ˜) / ํ•ฉ๊ฒฉ์ž ๋ฐœํ‘œ 10.20(๊ธˆ) * ์‘์‹œ์ž๊ฒฉ ์„œ๋ฅ˜์ œ์ถœ 9/15(๊ธˆ) ~ 10.26(๋ชฉ) ์‹ค๊ธฐ - ์›์„œ์ ‘์ˆ˜ 10.23(์›”) ~ 10.26(๋ชฉ) / ์‹œํ—˜์ผ 11.25(ํ† ) / ํ•ฉ๊ฒฉ์ž ๋ฐœํ‘œ 12.21(๋ชฉ) [๋„คํŠธ์›Œํฌ๊ด€๋ฆฌ์‚ฌ 2๊ธ‰] ์‹ค๊ธฐ - 23๋…„ 03ํšŒ : ์›์„œ์ ‘์ˆ˜ 2023-08-22~2023-08-25 / ์‹œํ—˜์ผ 09-24(์ผ) / ํ•ฉ๊ฒฉ์ž ๋ฐœํ‘œ 10-10 - 23๋…„ 04ํšŒ : ์›์„œ์ ‘์ˆ˜ 2023-11-07~2023-11-10 / ์‹œํ—˜์ผ 12-03(์ผ) / ํ•ฉ๊ฒฉ์ž ๋ฐœํ‘œ 12-12 [CPPG] - 40ํšŒ : ์›์„œ์ ‘์ˆ˜ 10.11 ~ 11.22 / ์‹œํ—˜์ผ 12.03 / ํ•ฉ๊ฒฉ์ž ๋ฐœํ‘œ 12.20 [.. 2023. 8. 14.

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