用Base64编码修改 key = result[0].encode('utf-8')
时间: 2024-05-24 10:13:11 浏览: 20
您的问题是如何用Base64编码修改key变量的值,我可以告诉您,使用Python的base64模块,可以将字符串编码为Base64格式,示例代码如下:
import base64
key = 'result[0]'.encode('utf-8')
encoded_key = base64.b64encode(key)
print(encoded_key.decode('utf-8'))
当然,这只是一个简单的示例,实际运用中还需根据具体需求进行调整。
相关问题
如何用Base64编码修改key变量的值, key = result[0].encode('utf-8')
回答:可以使用Base64模块中的b64encode和b64decode函数进行编码和解码,具体的操作如下:
import base64
result = ['hello world']
key = result[0].encode('utf-8')
# 编码
encoded_key = base64.b64encode(key)
print(encoded_key)
# 解码
decoded_key = base64.b64decode(encoded_key)
print(decoded_key.decode('utf-8'))
将以下JAVA代码转为PHP代码:import javax.crypto.Cipher; import javax.crypto.spec.SecretKeySpec; import java.util.Base64; public class AesTool { public static String encrypt(String str, String key) throws Exception { Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding"); SecretKeySpec keySpec = new SecretKeySpec(key.getBytes("UTF-8"), "AES"); cipher.init(Cipher.ENCRYPT_MODE, keySpec); byte[] result = cipher.doFinal(str.getBytes("UTF-8")); return Base64.getEncoder().encodeToString(result); } public static String decrypt(String base64Str, String key) throws Exception { Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding"); SecretKeySpec keySpec = new SecretKeySpec(key.getBytes("UTF-8"), "AES"); cipher.init(Cipher.DECRYPT_MODE, keySpec); byte[] decoded = cipher.doFinal(Base64.getDecoder().decode(base64Str)); return new String(decoded, "UTF-8"); } }
以下是将JAVA代码转换为PHP代码的示例:
```php
<?php
class AesTool {
public static function encrypt($str, $key) {
$cipher = "AES-128-ECB";
$ivlen = openssl_cipher_iv_length($cipher);
$iv = openssl_random_pseudo_bytes($ivlen);
$result = openssl_encrypt($str, $cipher, $key, OPENSSL_RAW_DATA, $iv);
return base64_encode($result);
}
public static function decrypt($base64Str, $key) {
$cipher = "AES-128-ECB";
$base64Str = base64_decode($base64Str);
$ivlen = openssl_cipher_iv_length($cipher);
$iv = openssl_random_pseudo_bytes($ivlen);
$decoded = openssl_decrypt($base64Str, $cipher, $key, OPENSSL_RAW_DATA, $iv);
return $decoded;
}
}
```
在这个PHP代码示例中,我们使用了openssl扩展来实现AES算法的加解密,使用的是128位密钥和ECB模式,并且使用PKCS5Padding对明文进行了补位。
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