数字签名

{
  "alg": "HmacSHA256",
  "content": "Hello World",
  "contentEncode": "PlainText",
  "secret": "my-secret-key",
  "keyEncode": "PlainText",
  "encode": "Base64"
}

{
  "alg": "MD5",
  "content": "test data",
  "contentEncode": "PlainText",
  "encode": "Hex"
}

{
  "alg": "SHA-256",
  "content": "important data",
  "contentEncode": "PlainText",
  "encode": "Base64"
}

{
  "alg": "HmacSHA256",
  "content": "SGVsbG8gV29ybGQ=",
  "contentEncode": "Base64",
  "secret": "c2VjcmV0",
  "keyEncode": "Base64",
  "encode": "Hex"
}

{
  "alg": "HmacSHA256",
  "content": "${requestBody}",
  "secret": "${apiSecret}",
  "encode": "Base64"
}

"签名结果字符串"

HttpAction (准备请求数据)
├── SignatureAction (生成签名)
└── HttpAction (发送带签名的请求)

FileUpload (上传文件)
├── SignatureAction (计算文件哈希)
└── Database (保存哈希值)

DataProcess (准备数据)
├── SignatureAction (数据签名)
└── EncryptAction (数据加密)

TransactionData (交易数据)
├── SignatureAction (生成交易哈希)
└── BlockChain (提交交易)

{
  "alg": "HmacSHA256",
  "content": "${userId}_${timestamp}_${action}",
  "secret": "${userSecret}",
  "encode": "Base64"
}

Loop (遍历数据块)
├── SignatureAction (对每个块签名)
└── ArrayAction (收集签名结果)

{
  "alg": "HmacSHA256",
  "content": "${message}",
  "secret": "${currentKey}",
  "keyEncode": "Base64"
}