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title: "block_encryption_mode - OceanBase 数据库 V4.3.1 | OceanBase 文档中心"
description: block_encryption_mode block_encryption_mode 用于指定在函数 aes_encrypt 和 aes_decrypt 中使用的加密算法。 属性 描述 参数类型 enum 默认值 aes-128-ecb 取值范围 aes-128-ecb aes-192-ecb aes-256-ec…
---
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文档反馈![](https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*P8CuR4UJ_FkAAAAAAAAAAAAADiGDAQ/original) OceanBase 数据库分布式版 - V 4.3.1

# block_encryption_mode

更新时间：2026-04-10 11:58:02

[编辑](https://github.com/oceanbase/oceanbase-doc/edit/V4.3.1/zh-CN/700.reference/800.configuration-items-and-system-variables/200.system-variable/300.global-system-variable/600.block_encryption_mode-global.md)  

block_encryption_mode 用于指定在函数 aes_encrypt 和 aes_decrypt 中使用的加密算法。

| **属性** | **描述** |
| --- | --- |
| 参数类型 | enum |
| 默认值 | aes-128-ecb |
| 取值范围 | - aes-128-ecb - aes-192-ecb - aes-256-ecb - aes-128-cbc - aes-192-cbc - aes-256-cbc - aes-128-cfb1 - aes-192-cfb1 - aes-256-cfb1 - aes-128-cfb8 - aes-192-cfb8 - aes-256-cfb8 - aes-128-cfb128 - aes-192-cfb128 - aes-256-cfb128 - aes-128-ofb - aes-192-ofb - aes-256-ofb |
| 生效范围 | - GLOBAL - SESSION |
| 是否参与序列化 | 是 |

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