Question: 2.6. Assume we have a stream cipher whose period is quite short. We happen to know that the period is 150200 bit in length. We

2.6. Assume we have a stream cipher whose period is quite short. We happen to know that the period is 150200 bit in length. We assume that we do not know anything else about the internals of the stream cipher. In particular, we should not assume that it is a simple LFSR. For simplicity, assume that English text in ASCII format is being encrypted.

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