并且，正如我们可以从本系列的第2部分有关数字证书的讨论中看到的一样，服务器还必须要在握手过程中提供安全证书。

And, as you might recall from the digital certificates discussion in Part 2 of this series, the server must also provide the security certificate used during the handshake.

youdao

有时我们必须要通过一个安全通道来提供这些服务。

At times it is necessary to provide these services across a secure channel.

youdao

大家的安全是我们的责任。但是要保证安全，我们必须要遵守一些简单的规则。

Your safety is our responsibility. But to keep safe we must follow some simple rules.

youdao

结果是在网络飞速发展的时代，我们必须要采取有效的措施来保护我们的隐私和财产安全。

As a result, in the era of rapid development of network, we must take measures to protect our security of privacy and property effectively.

youdao

但是要保证安全，我们必须要遵守一些简单的规则。

But to keep safe we must follow some simple rules.

youdao

但是要保证安全，我们必须要遵守一些简单的规则。

But to keep safe we must follow some simple rules.

youdao