服务器mysql被攻击,索要比特币

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1. 首先就是改端口号

2. 其次就是用户名和密码要足够的复杂,尽量数字、大小写字母、符号都要包含

3. 云服务器的安全组设置

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转载自blog.csdn.net/qq_40788718/article/details/106483080