GPG, the GNU Privacy Guard, is a non-commercial version of cryptographic tool PGP (pretty), which is used to encrypt and authenticate emails, files, and other data to ensure the reliability and authenticity of communication data. This article will introduce the GPG technology and related tools, designed to help online surfers "sincere" communication. First, PGP overview before introducing GPG, let's take a look at the basic principles and application rules of PGP. Like many encryption methods, PGP uses double keys to ...
1, open Outlook Express, write a letter to the partner, the content for Hello world! 2, before sending, select all the contents of the message, right-click the taskbar in the PGP Encryption icon 3, select the current window>encrypt, encrypt the message, the results are as follows: 498 this.width=498; ' OnMouseWheel = ' javascript:return big (thi ...
E-Mail has become the most convenient way of communication in the Internet age, because of the freedom of the Internet, so the security of the mail is becoming more and more prominent. Today, with the popularity of the Internet, e-mail is becoming more and more popular, open a book or magazine newspaper, have an e-mail address, even the ads are marked with e-mail address; this has become a fashion, the most convenient way to communicate in the Internet era, save money, fast. It is because of the freedom of the Internet, so the security of the message is increasingly prominent. e-mail Message delivery, general ...
1. First we want to see if the current Linux system has GNUPG software, for Red Hat linux7.0 version will automatically install the software, we enter the following command to see if the machine is installed Linux$rpm-qa│grep GnuPG Gnupg-1.0.4-11 from above can be seen that the package has been installed, if not installed, please follow the instructor's instructions to install 2. After installing the GNUPG package, what we need to do is to generate a pair of key linu ...
SSL, set, and PGP are the most commonly used encryption methods on the Internet (i), and they have a large user base within their scope of application. This article will introduce the three popular encryption methods in detail. The SSL (secure Socket Layer) SSL protocol, first published by Netscape, is a secure transport agreement for network data, with the primary purpose of providing a secret and reliable connection between two communications. The protocol is made up of two layers, and the bottom layer is SSL on a reliable transport protocol (for example, TCP) ...
Earlier this month, a security company called Codenomicon found a serious loophole in the world's largest open-source cryptographic service, OpenSSL, which hackers exploited to steal the keys that Web sites use to encrypt online transactions and web connections, could have as many as hundreds of thousands of affected servers, caused serious panic in the circle. Fortunately, Codenomicon also released patches while releasing the vulnerability message. But better to prevent than to mend. Recently, including Google, Microsoft, Facebook ...
The wide use of open-mail open source technology enables hackers to crack digital signatures and get mail content. The problem is how to protect your e-mail messages from being compromised through the GNU Privacy Guardian. If GPG (GPG is a set of toolset for secure communication and data storage that can be encrypted and digitally signed) is not properly used, it is not possible to obtain security recognition from the information. It is entirely possible to insert additional information before and after the data is encrypted, and it is safe to mistake the user for the data. Using cryptographic techniques to authenticate or encrypt e-mail messages is quite dangerous. ...
Simply focusing on the security of e-mail servers does not prevent mail messages from "Running naked" on the internet. E-Mail has become one of the most important and indispensable communication tools for personal life and work, which makes the problem of email security more and more prominent. The most serious problem is the lack of awareness of e-mail security. Google search for "e-mail security," Generally speaking of how to protect against spam, virus mail and phishing mail and so on. In fact, e-mail security issues mainly include two aspects: first, the security of the e-mail server, package ...
PGP 5.5.3i for Windows General Operations PGP for Windows typically operates in two ways, with a pair of file content that is achieved with the Copy/paste feature of the ClipBook, and the right mouse button activates the PGP function. Details are as follows: (a) ClipBook (copy/Post) when PGP is installed, PGP is automatically activated. and a small symbol such as "498" this.width=498 on the right side of the status column below Windows appears;
PGP encryption software is the United States Receptacle Associate Inc. produced free software, it can be used to encrypt files, mail, in common WinZip, WORD, ARJ, Excel and other software encryption functions can be cracked, choose PGP on their own private documents, Encrypting a message is a good idea. In addition, you can also have PGP software with friends to pass each other encrypted files, security is very secure. PGP version 6.5 is a free version, can be downloaded on the www.pgp.com, size about ...
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