Linux File System Encryption

End-to-end encryption policies must take into account everything from input to output and storage. Encryption technology is divided into five categories: file-level or folder-level encryption, volume or partition encryption, media-level encryption, field-level encryption and communication content encryption. They can be defined further by the encryption key storage mechanism. Let's take a look at the grim forecast: According to the US Privacy information exchange, One-third of the U.S. people will encounter the loss or leakage of personally identifiable information from companies that store data electronically this year. Whether that number is not exactly right, anyway the public knows the data leaks ...

As an important means of protecting information confidentiality, integrity and non-repudiation, encryption and digital signature are widely used in various information and communication situations. At present, there are many commercial encryption and digital signature products, such as commercial software PGP (pretty good Privacy). In addition, there are free encryption and digital signature software in the open source repository, the most recognized being GPG (GNU Privacy Guard). GPG is a completely free, source-code-compliant software product that is completely compatible with PGP. Today, GPG has ...

IBM Infosphere Guardium is a software http://www.aliyun.com/zixun/aggregation/13681.html "> Data protection and encryption system." It provides limited access and encryption for files, file systems, and IBM DB2 files that are specified using policies. Figure 1 shows the architecture of the Infosphere Guardium. Figure 1. Infosphere Guardium ...

The .htaccess file allows us to modify some server settings for a particular directory and its subdirectories. Although this type of configuration is best handled in the section of the server's own configuration file, sometimes we do not have permission to access this configuration file at all, especially when We are on a shared hosting host, and most shared hosting providers only allow us to change server behavior in .htaccess. .htaccess file is a simple text file, note the "." before the file name is very important, we can use your favorite text editor ...

For small and medium-sized enterprises, there are many free and open source router and firewall solutions, even as a business choice. 　　Many of these products offer LAN services, such as VPN services, hotspot gateways, and the use of mandatory network portals to share wireless networks. Here, the editors find open source and free router projects that are suitable for businesses that include small businesses, midsize, and even the size of Cisco and Juniper.  Gossip Less, we look at these seven open source and free Linux network operating system. &nb ...

"Cloud" This word in recent years has been fired hot, in the information security sector, "cloud" is a big darling, the enterprises have been among the ranks of the cloud. Because, the advent of cloud technology does bring the modern enterprise very big convenience. However, with the benefits of the accompanying, of course, there is a reluctance to touch the information security risks. Since enterprises want to take advantage of the benefits of cloud technology, it is natural to find ways to solve the cloud security risks, reduce the risk faced by enterprises. 　　The following is to share the cloud of the server's 7 major security secrets, so that enterprises targeted security protection. Server data Security 7 big secret ...

In the http://www.unixbar.net/see the use of monitoring Treasure monitor server, feel good, on the installation of a configuration, the following describes the specific installation Method! Monitoring treasure using the standard SNMP protocol to provide users with server monitoring, which means that the monitored server must run the SNMP agent (SNMPD), then we will detail how to install, open the SNMP agent on the Linux server, and make the necessary security configuration, Nginx monitoring and server i/o,cpu load, ...

Deleting a file or reformatting the disk does not destroy sensitive data, and it can be recovered even if it is deleted. It's good to not delete some useless data, but it's dangerous if you delete financial data, bank account passwords, or classify company information that can't be completely removed, and this article will introduce some of the things you can do in Linux http://www.aliyun.com/zixun/aggregation/ 13835.html ">ubuntu tool for safely deleting files in the operating system. Code: SHR ...

Absrtact: Minimalist encryption application Minilock in the Chrome App Store is officially online, the specific operating principles have been talked about, here do not repeat. How to use it? Please look directly at the picture: After downloading, the system will prompt you to set a very complex password. Minimalist encryption applications Minilock in the Chrome App Store is officially online, the specific operating principles have been talked about, here do not repeat. How to use it? Please look directly at the picture: After downloading, the system will prompt you to set a very complex password. Three uncles ...

Absrtact: Minimalist encryption application Minilock in the Chrome App Store is officially online, the specific operating principles have been talked about, here do not repeat. How to use it? Please look directly at the picture: After downloading, the system will prompt you to set a very complex password. Minimalist encryption applications Minilock in the Chrome App Store is officially online, the specific operating principles have been talked about, here do not repeat. How to use it? Please look directly at the picture: After downloading, the system will prompt you to set a very complex password. Three uncle because really ...