OpenDNSSEC 是一个实现了 DNSSEC 的开源解决方案，用来在发布到认证的域名服务器之前保护 zone 数据。

This release uses "debug" instead of "warning" for the drudgers queue being full, and sleeps 10 ms if it is full, so it doesn't hog the CPU. This has increased signing speed on single core machines by a factor of 2.