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🔒 CrewCTF 2023 / ✅-crypto-matrixrsa2
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Sutx BOT 07/07/2023 10:02 PM
matrixrsa2 - 1000 points
Category: Crypto Description: My friend suggests a modification of matrixrsa. Do you like it? Author : kiona nc matrixrsa2.chal.crewc.tf 20002 Files:Tags: No tags.
07/07/2023 10:02 PM
Sutx pinned a message to this channel. 07/07/2023 10:02 PM
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Sutx BOT 07/07/2023 10:26 PM
@Utaha wants to collaborate 🤝
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Sutx BOT 07/08/2023 12:28 AM
@kanon wants to collaborate 🤝
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Sutx BOT 07/08/2023 2:31 AM
@Violin wants to collaborate 🤝
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Sutx BOT 07/08/2023 5:14 AM
@Aptx wants to collaborate 🤝
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sahuang 07/08/2023 6:03 AM
whats the modification?
06:03
cant read code (edited)
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Aptx 07/08/2023 6:05 AM
mat = DomainMatrix([ [Zmodn(a), Zmodn(msgint) - Zmodn(a) ** 0x1337 - Zmodn(0xdeadbeef)], [Zmodn(0), Zmodn(a)] ], (2, 2), Zmodn)
06:05
I solved it locally
06:05
I'm going on remote
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Aptx
used /ctf solve
Sutx BOT 07/08/2023 6:07 AM
✅ Challenge solved.
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sahuang 07/08/2023 6:07 AM
nice
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