cryptoProeasy

Radix64

spbctf

Task: Decode radix64 encoded data using crypt(3) alphabet. Solution: Translate from crypt(3) alphabet to standard base64 alphabet, then base64 decode.

base64 radix64 crypt_alphabet custom_alphabet

Identify non-standard base64 alphabetCharacter translation between alphabetscrypt(3) radix64 decoding

$ ls tags/ techniques/

base64 radix64 crypt_alphabet custom_alphabet

Identify non-standard base64 alphabetCharacter translation between alphabetscrypt(3) radix64 decoding

Analysis

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$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

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