First of all we need to understand what CODEC means. It is Coder + Decoder = Codec, which is the encoder decoder. That is, the encoder is also the decoder.Website address: http://commons.apache.org/proper/commons-codec/Apache Commons Codec (TM)
1 sha Encryption:
Secure Hash algorithm is mainly applicable to digital signature algorithms (Digital Signature algorithm DSA) defined in the digital signature standard (Digital Signature Standard DSS). For messages that are less than 2^64 bits in
Public classEncryptutil { Public Staticstring Getencrypt (string value, String encrypt_type) {string Md5_str=NULL ; Try { //Get a MD5 Cryptographic Information Digest instance Note that parameters can only be MD5, SHAMessageDigest MD =
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Base64 encoding is a common character encoding, which is used in many places. JDK provides very convenient base64encoder and base64decoder, which can be used to conveniently complete base64
[Guide]What are the differences between data compression and deduplication? In practice, how can we apply it correctly? I have not studied the principles and technologies of Data Compression before, so I did some homework, read and sort out relevant
First, IOS-NGN-STATCK project1.Tests---Functional testing2. Underlying modules (c and C + +)Doubango---Open source framework based on 3GPP Ims/rcs and can be used in embedded and desktop systems1) Tinywrap---C + + code, the C code is encapsulated in
In the previous section, using a database for user authentication (form login using databases), we learned how to store "login account number, password" in the DB, but the passwords are stored in plaintext, obviously not very particular. This
Enhanced simplified version after Spring encryption tool Security3.1, springsecurity3.1Enhanced versions increase the number of encrypted strings to 80 bits, and the hash values generated each time are different.
Package com. rapido. utils; import
Tips:All of the certification provider implementations provided by Springsecurity are Org.springframework.security.providers.AuthenticationProviderInterface implementation class, they all implement the Authenticate method of this interface, if you
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