Jeu de piste
Pour cet exercice, vous avez accès à un XML aussi difficile à lire que possible. Vous devrez trouver le hash code correspondant à la question posée pour progresser vers la suivante. La première question est donnée en clair, les suivantes sont encrypté en AES 128. La clé de décryptage est la réponse à la question précédente.
Les trois clés misent bout-à-bout correspondent à la clé pour décrypter le message caché. Le premier à donner le message caché en clair gagne quelque chose.
Vous pouvez décrypter une question/le message sur le site suivant : http://aesencryption.net/
Le XML est le fichier suivant :
CTRL+C pour copier, CTRL+V pour coller
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<racine>
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<c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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cc85422bc216536cce41ab3645ae54d6
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<c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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cc85422bc216536cce41ab3645ae54d6
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<c4ca4238a0b923820dcc509a6f75849b>
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<z28c8edde3d61a0411511d3b1866f0636>
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</z28c8edde3d61a0411511d3b1866f0636>
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</c4ca4238a0b923820dcc509a6f75849b>
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<!-- e246b8006a7966c441f4175ce826fa96 -->
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<c4ca4238a0b923820dcc509a6f75849b>
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<z28c8edde3d61a0411511d3b1866f0636>
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</z28c8edde3d61a0411511d3b1866f0636>
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</c4ca4238a0b923820dcc509a6f75849b>
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cc85422bc216536cce41ab3645ae54d6
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<c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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<z28c8edde3d61a0411511d3b1866f0636>
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</z28c8edde3d61a0411511d3b1866f0636>
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</c4ca4238a0b923820dcc509a6f75849b>
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e246b8006a7966c441f4175ce826fa96
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<c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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<z28c8edde3d61a0411511d3b1866f0636 e246b8006a7966c441f4175ce826fa96="zccz8z5z42z2zzbzc2z1z6z5z3z6zzczczez4z1zazbz3z6z4z5zazez5zzz4zdz6z">
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</z28c8edde3d61a0411511d3b1866f0636>
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</c4ca4238a0b923820dcc509a6f75849b>
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cc85422bc216536cce41ab3645ae54d6
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<c4ca4238a0b923820dcc509a6f75849b cc85422bc216536cce41ab3645ae54d6="cc85422bc216536cce41ab3645ae54d6">
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</c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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<c4ca4238a0b923820dcc509a6f75849b>
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e246b8006a7966c441f4175ce826fa96
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<c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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</c4ca4238a0b923820dcc509a6f75849b>
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</racine>
<?xml version="1.0" encoding="UTF-8"?> <racine> <c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> cc85422bc216536cce41ab3645ae54d6 <c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> cc85422bc216536cce41ab3645ae54d6 <c4ca4238a0b923820dcc509a6f75849b> <z28c8edde3d61a0411511d3b1866f0636> <?e246b8006a7966c441f4175ce826fa96 e246b8006a7966c441f4175ce826fa96="e246b8006a7966c441f4175ce826fa96" ?> </z28c8edde3d61a0411511d3b1866f0636> </c4ca4238a0b923820dcc509a6f75849b> <!-- e246b8006a7966c441f4175ce826fa96 --> <c4ca4238a0b923820dcc509a6f75849b> <z28c8edde3d61a0411511d3b1866f0636> </z28c8edde3d61a0411511d3b1866f0636> </c4ca4238a0b923820dcc509a6f75849b> cc85422bc216536cce41ab3645ae54d6 <c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> <z28c8edde3d61a0411511d3b1866f0636> </z28c8edde3d61a0411511d3b1866f0636> </c4ca4238a0b923820dcc509a6f75849b> e246b8006a7966c441f4175ce826fa96 <c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> <z28c8edde3d61a0411511d3b1866f0636 e246b8006a7966c441f4175ce826fa96="zccz8z5z42z2zzbzc2z1z6z5z3z6zzczczez4z1zazbz3z6z4z5zazez5zzz4zdz6z"> </z28c8edde3d61a0411511d3b1866f0636> </c4ca4238a0b923820dcc509a6f75849b> <?cc85422bc216536cce41ab3645ae54d6 e246b8006a7966c441f4175ce826fa96="cc85422bc216536cce41ab3645ae54d6" ?> cc85422bc216536cce41ab3645ae54d6 <c4ca4238a0b923820dcc509a6f75849b cc85422bc216536cce41ab3645ae54d6="cc85422bc216536cce41ab3645ae54d6"> </c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> <c4ca4238a0b923820dcc509a6f75849b> e246b8006a7966c441f4175ce826fa96 <c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> <?cc85422bc216536cce41ab3645ae54d6 cc85422bc216536cce41ab3645ae54d6="cc85422bc216536cce41ab3645ae54d6" ?> </c4ca4238a0b923820dcc509a6f75849b> </c4ca4238a0b923820dcc509a6f75849b> </racine>
Le message codé est le suivant :
CTRL+C pour copier, CTRL+V pour coller
1
V3qHgj3n5FH46uN0pkexcWOz40Kf/wEgRvxLyh2bOZUbLlP/B3ovKix6fwJEdsTuVbfpoeb1CxHZugBx4b1mGhN7w/qT34nSCW0rRsxsNwNzAd6112dLlcKbEZni8a5/vmA+OV7Rj9ZV8/af44jcti88gQViEogBQL+wIiTaq8I=
V3qHgj3n5FH46uN0pkexcWOz40Kf/wEgRvxLyh2bOZUbLlP/B3ovKix6fwJEdsTuVbfpoeb1CxHZugBx4b1mGhN7w/qT34nSCW0rRsxsNwNzAd6112dLlcKbEZni8a5/vmA+OV7Rj9ZV8/af44jcti88gQViEogBQL+wIiTaq8I=