One-Time Pad (OTP) is an encryption technique that cannot be cracked, but requires the use of a one-time pre-shared key.
So what if we use same key to encrypt two message? The ans is we can decrypte them by using Crib Drag method without the shared key. You can read this blogs for more details.
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CT1 (Hex) =
CT2 (Hex) =
CT1 (Hex) XOR CT2 (Hex) =