(Block ciphers) can be with a (block size) of some bits.Logical formLearned from2 sentences. Ciphers can be emotional.Logical formLearned from2 sentences. Persons can be ciphers.Logical formLearned from2 sentences. Ciphers may use modular arithmetic.Logical formLearned from2 sentences. Ciphers may depend on a secrecy of keys.Logical formLearned from2 sentences. Results can be peculiar to ciphers.Logical formLearned from2 sentences. Key lengths can be for ciphers.Logical formLearned from2 sentences. Ciphers can be for political power.Logical formLearned from2 sentences. Machines may generate (fish ciphers).Logical formLearned from2 sentences. A flexibility may pertain-to ciphers.Logical formLearned from2 sentences. Ciphers may have a property.Logical formLearned from2 sentences. A discovery can be a weakness of ciphers.Logical formLearned from2 sentences. Versions may pertain-to ciphers.Logical formLearned from2 sentences. Ciphers can be revised.Logical formLearned from2 sentences. Ciphers may be understood.Logical formLearned from2 sentences.