tencent cloud

current := timeutils.GetCurrentTimestamp()
Signature:=cryptoutils.InnerEncrypt(current,secret)

func InnerEncrypt(data, secretKey string) (string, error) {
    aesKey := []byte(secretKey)
    block, err := aes.NewCipher(aesKey)
    if err != nil {
       return "", err
    }
    blockSize := block.BlockSize()
    origData := c.PKCS7Padding([]byte(data), blockSize)
    blockMode := cipher.NewCBCEncrypter(block, aesKey[:blockSize])
    encipheredData := make([]byte, len(origData))
    blockMode.CryptBlocks(encipheredData, origData)
    return hex.EncodeToString(encipheredData), nil
}