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[IceCTF]Corrupt Transmission – 50pt

Question:

We intercepted this image, but it must have gottencorrupted

during the transmission. Can you try and fix it?corrupt.png

Solution:

我發現這是一個破損的圖片檔案 , 嘿嘿

{IceCTF2016}[Forensics](Stage3)Corrupt Transmission - 50pt

然而跟據wiki , png的magic number是 89 50 4e 47 0d 0a 1a 0a

所以修復之便能開啟了

{IceCTF2016}[Forensics](Stage3)Corrupt Transmission - 50pt

IceCTF{t1s_but_4_5cr4tch}

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