常見例句雙語例句With the development of the theory of provable security, the MACs, which have security proof, are the first choice of many people.隨著可証明安全理論的逐漸成熟,具備可証明安全的消息認証碼無疑成爲(wèi)人們的首選。Investigation shows that the scheme is provable security under the blockwise adaptive attack model if the underlying block cipher is a pseudorandom permutation.結(jié)果表明,在所用分組密碼是偽隨機置換的條件下,方案在分塊適應(yīng)性攻擊模型下是可証明安全的。In this paper, based on provable security theory, a provable security cipher DFC is improved on speed without lost of security by means of fast implementation of square hash function.介紹基於對稱密碼系統(tǒng)的可証明安全理論,利用平方哈希函數(shù)實現(xiàn)技術(shù),對一種可証明安全算法DFC實施改進後,安全性沒有損失,但是速度得到了提高。 返回 provable security