[發案] 破解軟體保護機制
案件狀態:發包中
發案人:jlovet
聯絡方式1:站內信
聯絡方式2:
有效時間:至 98/3/28
專案說明:
http://www.cs.ccu.edu.tw/~ksc91u/Challenge.7z
壓縮檔裡面有提示,20個可用的序號。
請在命令列模式執行keyval2.exe 隨便輸入一個序號
就可以顯示軟體裡面的一段訊息
要求
1. 找出除了這20個以外的序號
(刪)2. 詳細說明你所用的方法
(刪)3. 既然以上兩點都滿足了,相信你也不是用暴力法,請寫出KeyGen,需要source code.
預算: 消費券五百,郵寄
接案者要求: 都可以
附註:
(以下內容鼓勵結案後填寫,可以詢問接案人願不願意暴光接案身份)
結案意見:
接案人:
評價(0-10):
說明:
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※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 140.123.216.204
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02/25 00:19, , 1F
02/25 00:19, 1F
推
02/25 00:21, , 2F
02/25 00:21, 2F
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02/25 00:31, , 3F
02/25 00:31, 3F
推
02/25 00:38, , 4F
02/25 00:38, 4F
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02/25 00:47, , 5F
02/25 00:47, 5F
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02/25 00:55, , 6F
02/25 00:55, 6F
推
02/25 02:49, , 7F
02/25 02:49, 7F
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02/25 07:25, , 8F
02/25 07:25, 8F
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02/25 07:39, , 9F
02/25 07:39, 9F
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02/25 09:36, , 10F
02/25 09:36, 10F
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02/25 12:40, , 11F
02/25 12:40, 11F
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02/25 13:53, , 12F
02/25 13:53, 12F
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02/25 13:54, , 13F
02/25 13:54, 13F
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02/25 13:57, , 14F
02/25 13:57, 14F
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02/25 13:57, , 15F
02/25 13:57, 15F
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02/25 13:58, , 16F
02/25 13:58, 16F
推
02/25 14:11, , 17F
02/25 14:11, 17F
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02/25 15:04, , 18F
02/25 15:04, 18F
推
02/25 16:25, , 19F
02/25 16:25, 19F
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02/25 16:26, , 20F
02/25 16:26, 20F
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02/25 17:52, , 21F
02/25 17:52, 21F
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02/25 17:52, , 22F
02/25 17:52, 22F
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02/25 18:14, , 23F
02/25 18:14, 23F
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02/25 18:14, , 24F
02/25 18:14, 24F
※ 編輯: jlovet 來自: 140.123.216.204 (02/25 19:55)
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02/25 19:59, , 25F
02/25 19:59, 25F
推
02/25 20:18, , 26F
02/25 20:18, 26F
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02/25 20:25, , 27F
02/25 20:25, 27F
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02/25 20:25, , 28F
02/25 20:25, 28F
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02/25 21:36, , 29F
02/25 21:36, 29F
推
02/25 22:07, , 30F
02/25 22:07, 30F
噓
02/25 22:12, , 31F
02/25 22:12, 31F
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02/25 22:24, , 32F
02/25 22:24, 32F
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02/26 00:29, , 33F
02/26 00:29, 33F
噓
02/26 09:00, , 34F
02/26 09:00, 34F
噓
02/26 09:58, , 35F
02/26 09:58, 35F
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02/26 09:58, , 36F
02/26 09:58, 36F
噓
02/26 14:23, , 37F
02/26 14:23, 37F
噓
02/27 01:44, , 38F
02/27 01:44, 38F
噓
02/28 00:03, , 39F
02/28 00:03, 39F
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02/28 01:12, , 40F
02/28 01:12, 40F
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02/28 01:13, , 41F
02/28 01:13, 41F
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02/28 01:18, , 42F
02/28 01:18, 42F
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02/28 01:19, , 43F
02/28 01:19, 43F
你說的沒錯,那這樣好了,有很多人說找到序號了
從現在開始第一個找到寫信給我的,就五百
→
02/28 11:39, , 44F
02/28 11:39, 44F
※ 編輯: jlovet 來自: 140.123.216.204 (02/28 11:43)
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02/28 22:57, , 45F
02/28 22:57, 45F
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02/28 23:56, , 46F
02/28 23:56, 46F
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02/28 23:58, , 47F
02/28 23:58, 47F
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02/28 23:59, , 48F
02/28 23:59, 48F
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03/01 00:02, , 49F
03/01 00:02, 49F
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03/01 00:03, , 50F
03/01 00:03, 50F
推
03/01 00:09, , 51F
03/01 00:09, 51F
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03/01 00:39, , 52F
03/01 00:39, 52F
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03/01 00:39, , 53F
03/01 00:39, 53F
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03/01 00:41, , 54F
03/01 00:41, 54F
推
03/01 09:02, , 55F
03/01 09:02, 55F
推
03/01 09:58, , 56F
03/01 09:58, 56F
推
03/01 10:03, , 57F
03/01 10:03, 57F