Length Extension hujumi - MD5 va SHA1 ga qarshi: HMAC-MD5(secret || "admin=false") bilasiz secret uzunligi = 10 bayt "admin=true" uchun HMAC yasang. (Kontseptual: NULL{length_extension_attack})

Flag topshirish uchun tizimga kiring yoki ro'yxatdan o'ting.