International data encryption algorithm(IDEASecure data encryption algorithm(S-IDEA).Multiple additive(MAThere are many security algorithms that are used for security purpose. IDEA is one of them. The block cipher IDEA operates with 64-bit plaintext and cipher text blocks and is controlled by a ...
*@returnbyte[] 加密后的数据*/privatestaticbyte[] encrypt(byte[] data,byte[] key)throwsException {//加入bouncyCastle支持Security.addProvider(newBouncyCastleProvider());//还原密钥Key k =toKey(key);//实例化Cipher cipher =Cipher.getInstance(CIPHER_ALGORITHM);//初始化,设置为加密模式cipher.init(Ciphe...
The International Data Encryption Algorithm (IDEA) is a symmetric keyblock cipherencryptionalgorithmdesigned to encrypt text to an unreadable format for transmission via the internet. It uses a typical block size of 128 bits and takes 64 bits as an input, i.e., 64-bit data. IDEA performs 8.5...
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(IJACSA) International Journal of Advanced Computer Science and Applications, A New Algorithm for Data Compression Optimization People tend to store a lot of files inside theirs storage. When the storage nears it limit, they then try to reduce those files size to minimum by using data compression...
First, the decentralized function of blockchain technology is used to perform distributed blockchain-based storage, and it is ensured that all nodes become reliable data streams after being calculated by the encryption algorithm. The public ledger jointly solves the problems of duplicate rewards, ...
· Introduction to computer security · Coding theory and Application · Attack methods of network and computer system · Safety program design · Application of cryptography technology · Computer and network security · Information system security · Database security · Computer Forensics · Information...
A Brief Introduction to the Extended Linearization Method (or XL Algorithm) for Solving Polynomial Systems of Equations N. Courtois and G. Bard. "Algebraic cryptanalysis of the data encryption standard." Proceed- ings of the 11th IMA international conference on Cryptography......