并调用 SHA256 或者 SHA512 并传入要加密的文本信息,分别得到 SHA-256 或 SHA-512 两种被加密的 hash 串。...; } /** * 传入文本内容,返回 SHA-512 串 * * @param strText * @return */ public String SHA512...messageDigest = MessageDigest.getInstance(strType); // 传入要加密的字符串 messageDigest.update...(strText.getBytes()); // 得到 byte 類型结果 byte byteBuffer[] = messageDigest.digest();...; i++) { String hex = Integer.toHexString(0xff & byteBuffer[i]); if (hex.length
return CryptoJS.AES.encrypt(data, key, {iv:iv,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.ZeroPadding...digest = java.security.MessageDigest.getInstance("MD5"); digest.update(SourceString.getBytes...()); byte messageDigest[] = digest.digest(); return toHexString(messageDigest); }...digest = MessageDigest .getInstance("SHA-1"); digest.update(decript.getBytes...()); byte messageDigest[] = digest.digest(); StringBuffer hexString = new StringBuffer
对象 MessageDigest digest = MessageDigest.getInstance(sha); // 2、使用指定的字节更新摘要...= sha512(bytes); System.out.println("sha512:" + sha512 + ",lengh=" + sha512.length()); }...= sha512(bytes); System.out.println("sha512:" + sha512 + ",lengh=" + sha512.length()); }...static String sha512(byte[] bytes) { Digest digest = new SHA512Digest(); digest.update...= sha512(bytes); System.out.println("sha512:" + sha512 + ",lengh=" + sha512.length()); }
工具类如下 import java.security.MessageDigest; /** * @author Piconjo * @date 2020/6/1 18:45 */ public...private enum DigestType{ MD5("MD5") ,SHA("SHA") ,SHA256("SHA-256") ,SHA512...'e','f'}; try { byte[] btInput = sourceStr.getBytes(); // 获得MD5摘要算法的MessageDigest...对象 MessageDigest mdInst = MessageDigest.getInstance(type.digestDesc); // 使用指定的字节更新摘要...); } public final static String SHA512(String s){ return digest(s, DigestType.SHA512
= CryptoJS.SHA256(request.data) // 生成body摘要 digest = "SHA-256=" + CryptoJS.enc.Base64.stringify(digest...}\ndigest: ${digest}` console.log("用于计算签名的字符串: " + strToSign) const hash = CryptoJS.HmacSHA256(strToSign..., hmacSecret); const hashString = CryptoJS.enc.Base64.stringify(hash); auth = `hmac username="${hmacUsername...java.security.NoSuchAlgorithmException; import java.security.SignatureException; import java.security.MessageDigest...md = MessageDigest.getInstance("SHA-256"); byte[] digestBytes = md.digest(requestBody.getBytes
) { byte[] bytes = digest.getBytes(StandardCharsets.UTF_8); ByteBuffer buffer = ByteBuffer.allocate...conn); fileChannel = (ByteChannel) params.get("fileChannel"); md = (MessageDigest...)params.get("md"); try { byte[] digest = md.digest();...MessageDigest md = MessageDigest.getInstance("MD5"); int bytesRead = -1;...= md.digest(); String digestInHex = DatatypeConverter.printHexBinary(digest).toUpperCase
场景示例: MessageDigest md = MessageDigest.getInstance("SHA-512"); 上述代码试图获取SHA-512算法的实例,如果Java环境中没有支持SHA-...public String generateHash(String input) { try { // 错误:算法名称拼写错误 MessageDigest...md = MessageDigest.getInstance("SHA512"); byte[] hash = md.digest(input.getBytes(StandardCharsets.UTF...("SHA512")试图获取SHA-512算法实例,但由于算法名称拼写错误,应该是SHA-512而不是SHA512,因此抛出了NoSuchAlgorithmException。...md = MessageDigest.getInstance("SHA-512"); byte[] hash = md.digest(input.getBytes(StandardCharsets.UTF
m = MessageDigest.getInstance("MD5"); m.update(input.getBytes()); byte[] md5Data = m.digest();...messageDigest = MessageDigest.getInstance("MD5"); // 使用DigestInputStream fileInputStream = new...= messageDigest.digest(); // 同样,把字节数组转换成字符串 return byteArrayToHex(resultByteArray); } catch...FileChannel ch = in.getChannel(); MappedByteBuffer byteBuffer = ch.map(FileChannel.MapMode.READ_ONLY..., 0, file.length()); messageDigest.update(byteBuffer); return byteArrayToHex(messageDigest.digest
digest 方法被调用后,MessageDigest 对象被又一次设置成其初始状态。 MessageDigest 的实现可任意选择是否实现 Cloneable 接口。...("SHA"); try { md.update(toChapter1); MessageDigest tc1 = md.clone(); byte[] toChapter1Digest...throw new DigestException("couldn't make digest of partial content"); } 注意1:即时给定MessageDigest的实现是不可复制的...void update(ByteBuffer input) 使用指定的 ByteBuffer 更新摘要。...(3)计算消息摘要 byte s[ ]=m.digest( ); 分析:运行MessageDigest对象的digest( )方法完毕计算,计算的结果通过字节类型的数组返回。
一旦所有需要更新的数据都已经被更新了,应该调用digest() 方法之一完成哈希计算。 对于给定数量的更新数据,digest 方法只能被调用一次。...在调用 digest 之后,MessageDigest 对象被重新设置成其初始状态。...); // 转换并返回结果,也是字节数组,包含16个元素 byte[] resultByteArray = messageDigest.digest(); /...[] resultByteArray = messageDigest.digest(); // 同样,把字节数组转换成字符串 return byteArrayToHex(resultByteArray...(byteBuffer); return byteArrayToHex(messagedigest.digest()); } 我也尝试过这样的方式,但是如果文件大于2G,那么这种方式会出现异常
messagedigest = null; static { try { messagedigest = MessageDigest.getInstance...in = new FileInputStream(file); FileChannel ch = in.getChannel(); MappedByteBuffer byteBuffer...= ch.map(FileChannel.MapMode.READ_ONLY, 0, file.length()); messagedigest.update(byteBuffer);...return bufferToHex(messagedigest.digest()); } /** * 对字符串进行MD5加密 */ public...(bytes); return bufferToHex(messagedigest.digest()); } private static String bufferToHex
digest = MessageDigest.getInstance(algorithm); try (FileInputStream fis = new FileInputStream...= digest.digest(); return HexFormat.of().formatHex(hashBytes); }}2....public enum DigestAlgorithm { MD5("MD5"), SHA1("SHA-1"), SHA256("SHA-256"), SHA512...digest = MessageDigest.getInstance(algorithm.getAlgorithm()); try (FileInputStream fis = new...digest = MessageDigest.getInstance(algorithm); try (FileInputStream fis = new FileInputStream
IOException { // 加密码 String encrStr = ""; FileChannel ch = fis.getChannel(); MappedByteBuffer byteBuffer...= ch.map(FileChannel.MapMode.READ_ONLY, 0, file.length()); messagedigest.update(byteBuffer);...encrStr = bufferToHex(messagedigest.digest()); return encrStr; } /** * 超过2G文件的md5算法 *...(buffer, 0, numRead); } return bufferToHex(messagedigest.digest()); } /** * * @param...(bytes); return bufferToHex(messagedigest.digest()); } public static void main(String[] args
messagedigest = null; static { try { messagedigest = MessageDigest.getInstance("MD5"); } catch (NoSuchAlgorithmException...FileInputStream in = new FileInputStream(file); FileChannel ch = in.getChannel(); MappedByteBuffer byteBuffer... = ch.map(FileChannel.MapMode.READ_ONLY, 0, file.length()); messagedigest.update(byteBuffer); return ...bufferToHex(messagedigest.digest()); } public static String getMD5String(String s) { return getMD5String... bufferToHex(messagedigest.digest()); } private static String bufferToHex(byte bytes[]) { return bufferToHex
md5 = null; try { md5 = MessageDigest.getInstance("MD5"); byte[] bytes = md5.digest(string.getBytes(...String result = ""; FileInputStream in = null; try { in = new FileInputStream(file); MappedByteBuffer byteBuffer...= in.getChannel().map(FileChannel.MapMode.READ_ONLY, 0, file.length()); MessageDigest md5 = MessageDigest.getInstance...("MD5"); md5.update(byteBuffer); byte[] bytes = md5.digest(); for (byte b : bytes) { String temp = Integer.toHexString...md5 = null; try { md5 = MessageDigest.getInstance("MD5"); byte[] bytes = md5.digest((string + slat).
package redis.clients.util; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException...interface Hashing { public static final Hashing MURMUR_HASH = new MurmurHash(); public ThreadLocalMessageDigest...> md5Holder = new ThreadLocalMessageDigest>(); public static final Hashing MD5 = new Hashing() { public...(NoSuchAlgorithmException e) { throw new IllegalStateException("++++ no md5 algorythm found"); } MessageDigest...md5 = md5Holder.get(); md5.reset(); md5.update(key); byte[] bKey = md5.digest(); long res = ((long)
; // 得到Md5加密得到sign md5Digest = getMD5Digest(sb.toString()); sign = byte2hex(md5Digest...md = MessageDigest.getInstance("MD5"); bytes = md.digest(data.getBytes("UTF-8"));....parse(key); iv = CryptoJS.enc.Utf8.parse(iv); let decrypted = CryptoJS.AES.decrypt(encrypted....stringify(CryptoJS.enc.Utf8.parse(data)), de: (data) => CryptoJS.enc.Base64.parse(data).toString...(CryptoJS.enc.Utf8) }; // SHA256 const sha256 = (data) => { return CryptoJS.SHA256(data).toString
public static String md5(String text) { MessageDigest messageDigest = null; try { messageDigest...(); } byte[] bytes = messageDigest.digest(text.getBytes()); return Hex.encodeHexString(bytes...e.printStackTrace(); } byte[] bytes = messageDigest.digest(text.getBytes()); return Hex.encodeHexString...md5Digest; static { try { md5Digest = MessageDigest.getInstance(KEY_MD5); } catch (NoSuchAlgorithmException...比较推荐的几个加密算法有: 不可逆加密:SHA256、SHA384、SHA512以及HMAC-SHA256、HMAC-SHA384、HMAC-SHA512 对称加密算法:AES、3DES 非对称加密算法
实现 java.nio.ByteBuffer 本身就有getLong,getInt,getFloat….方法,只要将byte[]转换为ByteBuffer就可以实现所有primitive类型的数据读取,...ByteBuffer buffer = ByteBuffer.wrap(input,offset,8); if(littleEndian){...; import java.nio.ByteOrder; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException...getMD5(byte[] source) { if (null==source) return null; try { MessageDigest...md = MessageDigest.getInstance("MD5"); return md.digest(source); } catch (NoSuchAlgorithmException
md5Digest; static { try { md5Digest = MessageDigest.getInstance("MD5");...md5; try { md5 = (MessageDigest) md5Digest.clone(); } catch (CloneNotSupportedException...finish = ByteBuffer.allocate(8).order( ByteOrder.LITTLE_ENDIAN); //...md5Digest; static { try { md5Digest = MessageDigest.getInstance("MD5");...md5; try { md5 = (MessageDigest) md5Digest.clone(); } catch (CloneNotSupportedException