# 通过APIC开放已有后端API
- **[创建API分组](https://support.huaweicloud.com/usermanual-roma/roma_03_2103.html)**   
- **[创建API的负载通道（可选）](https://support.huaweicloud.com/usermanual-roma/roma_03_2104.html)**   
- **[创建API的前端自定义认证（可选）](https://support.huaweicloud.com/usermanual-roma/roma_03_2153.html)**   
- **[创建API的后端自定义认证（可选）](https://support.huaweicloud.com/usermanual-roma/roma_03_2154.html)**   
- **[通过APIC创建REST API](https://support.huaweicloud.com/usermanual-roma/roma_03_2105.html)**   
- **[调试APIC创建的API](https://support.huaweicloud.com/usermanual-roma/roma_03_2106.html)**   
- **[配置API的发布环境和环境变量（可选）](https://support.huaweicloud.com/usermanual-roma/roma_03_2107.html)**   
- **[发布APIC创建的API](https://support.huaweicloud.com/usermanual-roma/roma_03_2108.html)**   
- **[为API分组绑定域名](https://support.huaweicloud.com/usermanual-roma/roma_03_2109.html)**   
- **[配置API的调用授权（可选）](https://support.huaweicloud.com/usermanual-roma/roma_03_2110.html)**