> For the complete documentation index, see [llms.txt](https://docs.cooku222.kr/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cooku222.kr/security/web-hacking/dreamhack/dreamhack-ctrl-c.md).
# \[Dreamhack] Ctrl-C
```
import hashlib
import base64
def bytes_to_long(a):
return int.from_bytes(a, byteorder='big')
def long_to_bytes(a):
return a.to_bytes((a.bit_length()+7)//8, byteorder='big')
print(long_to_bytes(548488142063681088110499188198346596132432266189304030893626^bytes_to_long(base64.b64encode(hashlib.sha256(input().rstrip().encode('utf-8')).digest())[13:36])))
```
이런 코드가 제공되는데.. 저기 input()안에 저 문자열을 넣으면 된다. 근데 누가봐도 너무 기니까... 이럴땐 (F12 동작 안 함)\
참고로 처음에 캡처 해서 글자 추출로 복붙하다가.. 줄 넘김 반영되는거 지우는게 귀찮아서;;;; 아래 방법으로 다시 시도해봤다\
메뉴(UI보면 점 세개) - 도구 더보기 - 개발자도구 -> source창 열어서 위 소스코드 안에 복붙하면 된다.
```
import hashlib
import base64
def bytes_to_long(a):
return int.from_bytes(a, byteorder='big')
def long_to_bytes(a):
return a.to_bytes((a.bit_length()+7)//8, byteorder='big')
print(long_to_bytes(548488142063681088110499188198346596132432266189304030893626^bytes_to_long(base64.b64encode(hashlib.sha256(input("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").rstrip().encode('utf-8')).digest())[13:36])))
```
---
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