If your heartbeat runs over a secure network, such as the crossover cable in the example, you'll want to use CRC.
如果您的heartbeat运行在一个安全的网络上，比如例子中的交叉线缆，那么应该使用crc。
If it has its own IP address, we can use the access point itself over the network; this is less secure, but more fun to use for a demo.
如果它有自己的IP地址，那么我们就可以在网络上使用接入点本身了；这样做的安全性要差一些，但在用于演示方面会更有趣。
Secure Sockets Layer (SSL) protocol is a cryptographic protocol that provides privacy and security for data communication over the network.
SecureSocketsLayer (SSL)协议是一种加密协议，可为网络上的数据通信提供隐私和安全保障。
SSL developed by the Netscape Corporation, is an industry-accepted standard for network transport of data over a secure channel.
由Netscape公司开发的SSL是为业界所接受的一个标准，用于确保在一条安全通道上对数据进行网络传输。
OpenSSH (OpenBSD Secure Shell) is a set of computer programs providing encrypted communication sessions over a computer network using the SSH protocol.
OpenSSH (OpenBSDSecureShell)是一组计算机程序，使用SSH协议通过网络提供加密通信会话。
However, if it has its own IP address, we can use the access point itself over the network; this is less secure, but more fun to use for a demo.
不过，如果它有自己的IP地址，那么我们就可以在网络上使用接入点本身了；这样做的安全性要差一些，但在用于演示方面会更有趣。
You can copy directly over a network by piping the output from a typical tar or cpio command through a remote shell, such as remote shell (RSH) or secure shell (SSH).
将典型的tar或cpio命令的输出通过管道传递到远程Shell中，如远程Shell (rsh)或安全Shell (ssh)，您可以直接通过网络进行复制。
Now you have created a successful AIX to Windows IPSec tunnel that can be further used for secure communication over the network.
现在，已经成功地创建了AIX到Windows 的IPSec隧道，可以使用它进行安全的网络通信。
China has made a major step forward in Internet technology, which could offer faster, more secure access and ease worries over network capacity, industry insiders said this weekend.
本周末产业部内部人员说，中国在互联网技术上迈了一大步，可以提供更快、更安全的接入并缓和对网络容量的焦虑。
A private network between two remote sites, over a secure encrypted virtual Internet connection (a tunnel).
两个远程站点间专用网络，通过安全加密的虚拟因特网连接通道。
SSH is a Protocol for secure remote login and other secure network services over an insecure network.
SSH是在不安全的网络上提供安全的远程登录和其他网络服务的协议。
Authors propose a new secure dynamic password authentication (SDPA) scheme suitable for authenticating users over an untrusted network.
提出了一个安全的动态口令鉴别(认证)方案(SDPA)，该方案适合于不安全的网络信道上鉴别用户身分。
Authors propose a new secure dynamic password authentication (SDPA) scheme suitable for authenticating users over an untrusted network.
提出了一个安全的动态口令鉴别(认证)方案(SDPA)，该方案适合于不安全的网络信道上鉴别用户身分。
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