论文的最后设计了EPP模式的并行通信接口，实现了pc机与FPGA之间数据加密系统的调试验证。
Finally, the parallel interface in EPP mode is designed and the whole data encryption system designing between FPGA and PC is given to carry out the verification of data encryption results.
在数据加密系统中，通常利用混沌模型迭代产生的序列作为密钥，以保障数据安全，防止非法篡改和窃取。
In the data encryption systems, chaotic sequences can be used as the secret key to guarantee the safety of data and prohibit the juggle and steal unlawfully towards the data we sent.
这个系统可以让你对机器间互发的数据作加密或扰频处理。
The system lets you encrypt or scramble the data that's sent between machines.
FS代理提供一个特性，用于加密或解密写到文件系统或从中读取的数据。
The FS agent provides a feature to encrypt and decrypt data written to or read from file systems.
通过这样，可以确保主题上的数据保密性，不过必须在中央预约系统上实现某种逻辑来加密消息。
In this way, data confidentiality can be ensured on the topic, even if some logic must be implemented to encrypt messages on the central reservation system.
它发布了一种新的手机操作系统，此外，如果手机遗失，用户还能远程加密或删除数据。
And it unveiled a new operating system for its phones that, among other things, lets users encrypt data and delete data remotely if a device is lost.
由于任何加密密钥和密码系统都必须位于源代码中，因此同时还会将应用程序的源数据流公开出来。
Since any required encryption keys and cryptosystems have to be in the source code as well, you've also just opened up your source data stream to the world.
GnuPG支持数据和通信的加密和签名，且以一个多功能的密钥管理系统和各种公钥目录的访问模块为特色。
GnuPG allows encrypting and signing your data and communication, and features a versatile key-management system and access modules for all kinds of public key directories.
通过提供强大的、基于标准的加密和完整性算法，ssl向系统开发人员和用户保证数据在Internet上不会受到危害。
By providing strong, standards-based encryption and integrity algorithms, SSL provides system developers and users with confidence that data will not be compromised in the Internet.
而且，一些操作系统(如苹果iOS的最新版本)会有现成的加密功能，并为设备提供数据保护。
And some operating systems such as later versions of Apple's iOS include ready-made encryption capabilities that protect data on devices.
可以使用IBMDatabaseEncryptionExpert加密底层操作系统数据和备份文件。
You can use IBM Database Encryption Expert to encrypt the underlying operating system data and backup files.
如果希望对用户数据进行加密，那么您可以使用OpenBSD中的加密文件系统(CFS)。
If you want to encrypt user data, you can use Cryptographic File System (CFS) in OpenBSD.
EncryptedFilesystems能够加密文件系统中的数据，为JFS提供更强的安全性。
Encrypted Filesystems provides JFS with greater security, through its ability to encrypt data in a filesystem.
系统目录没有标识哪些列中包含加密的数据，同一列中可以同时包含加密和非加密数据。
The system catalog does not identify which columns contain encrypted data, and the same column can include both encrypted and unencrypted values.
如果您的系统使用SSL保障通信，那么虽然您可以捕获网络流量，但是这些数据都经过了加密，使开发人员无法从中获取任何有用信息。
If your system USES SSL to secure communications, then you can capture the network traffic, but it is all encrypted, preventing you, the developer, from gaining any useful information.
在线策略，用于加密写到文件系统的数据，以及通过访问控制保护数据。
An online policy is used for encrypting data written to a file system and protecting data with access control.
网络系统最主要的安全技术是数据加密，而RSA算法是密钥系统最安全的一种体制。
The most main security technology of network system is data encryption, but RSA algorithm is the safest system of key systems.
总的来说，AIX上的EncryptedFilesSystem (EFS)支持让系统上的用户可以加密他们的数据，还可以在密钥的保护下访问数据。
In general, the Encrypted Files system (EFS) support on AIX enables individual users on the system to encrypt their data and also access it through keyed protection.
OpenBSD团队仍在进一步广泛地研究文件系统的加密，并且在系统中所有可能的地方都对数据进行了加密。
While the OpenBSD team is still exploring more extensive encryption of the file system, steps have been taken to encrypt data where possible.
这并不会保护数据以防可以监听用户输入密码的根权限入侵，它可以为丢失的没有文件系统加密的设备提供保护。
While this does not protect data from a root compromise that can monitor the user inputting the password, it can provide protection for a lost device without file system encryption.
还有一些特殊的文件系统，比如crypts可以对整个分区进行加密，适合存储机密数据或个人数据。
There are also some special file systems such as crypts that let you encrypt an entire partition for storing confidential or personal data.
在现在系统的大多数情况下，密码存储于仅samba加密的密码数据库中。
In most cases on modern systems, though, the password is stored in an encrypted Samba-only password database.
前者(rsh)是一种标准的远程Shell系统，它提供了基本的身份验证安全性，但不提供加密功能，而后者(ssh)提供了基本的身份验证和数据加密功能。
The former, RSH, is a standard remote shell system that offers basic authentication security, but no encryption, while the latter, SSH, offers both authentication and encryption of the data.
遗留的Kerberos数据库的主要问题在于，数据库存储在运行KDC的系统本地(尽管它是加密的)。
The major concern with the legacy Kerberos database is that the database (though encrypted) is stored locally on the system where KDC is running.
这种方式对于数据库自身来说也是透明的，数据库管理系统也感觉不到加密解密过程的存在。
This approach is transparent to the database itself, the database management system can not feel the existence of encryption and decryption process.
而且这种加密方式依赖于数据库系统的扩展索引机制，并不能在所有数据库上实现。
Moreover, the encryption method is based on the extended index mechanism of database system, and can not be implemented on all databases.
这种加密方式可以控制应用系统的用户对数据的访问权限，并且真实数据对所有数据库用户都是不可见的，是最安全的一种加密方式。
This encryption method can control the user's access to the data of the application system, and the real data for all database users are not visible, is the safest way to encrypt.
文件加密：在操作系统文件驱动层将数据库的存储文件经过加密后存储到磁盘上。
File encryption: the operating system file driver layer will be stored in the database file encrypted after storage on the disk.
加密卡可以为个人计算机系统、网络安全设备提供密码服务，以实现数据的安全存储和网络信息的保密通信。
Cipher Card can offer cryptogram service to PC system and network security device to realize safe storage for files and secure communication for information on network.
全盘加密：采用全盘加密系统或者存储加密网关系统，将数据库文件所在的磁盘扇区进行加密。
Overall encryption: the use of a comprehensive encryption system or storage encryption gateway system, the database file where the disk sector encryption.
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