Gpg command encryption and decryption and signature verification instance-Linux general technology-Linux technology and application information, the following is a detailed description. 1. Explore gpg commands
$ Which gpg
/Usr/bin/gpg
$ Rpm-qf/usr/bin/
This article consists of Ilanniweb provide friendship sponsorship, starting in the mud row of the world To get more articles, you can follow my ilanniweb. Why study GPG? Because you want to encrypt the password of a mailbox under Linux, do not let others see the real password of the mailbox. In order not to let others see the real mailbox password, we need to encrypt it. Encryption is done by first writing
This article is part of the "using Gradle to publish AAR to Maven Warehouse" because of the number of things involved, the document is still in the drafting ...
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When using the yum installation package of the Red Hat system, one option is the gpgcheck option. When I first started learning, I disabled this option by default, recently, I finally understood how gpg uses gpg as a user's personal encryption and signature protocol. In the gpg protocol, there are both symmetric and as
Main content: GPG encryption and decryption of the basic operation and a small number of applications.
Brief introduction
Installation
Generate key Operation procedure
Some operations on keys
View Key
Export key
Import Key
Logout key
Delete key
Edit key
Signature
Change Password
etc...
Encrypting
Comments: GPG and PGP are two types of encryption software. You can use the public key to securely spread your own files on the Internet. I used GPG a few days ago, which was very convenient and encountered some problems. Therefore, I wrote my usage in order to avoid detours for the first time using
In Ruan one peak great God's blog (http://www.ruanyifeng.com/blog/2013/07/gpg.html) goes to school gpg. Here after the practice of the record, in fact, mainly changed the layout, convenient for personal use.
The key file is saved under ~/.gunpg/
Encryption: (Requires the system to have each other's public key)
GPG--recipient [user ID]--output sec.txt--encrypt so
Linux: GPG encryption and decryption (1)
With the development of network and computer technology, the security of data storage and data exchange has become more and more important. encryption technology has been used for data storage and data exchange for a long time. In order to ensure the correctness of the identity of both parties during network data exchange
GPG is GNU Privacy Guard, a non-commercial version of the encryption tool PGP (pretty good privacy). It is used to encrypt and verify the sending and receiving of emails, files, and other data, ensure the reliability and authenticity of communication data.GPG (GnuPG) 1.4.2
Copyright (c) 2005 Free Software Foundation, Inc.
This program comes with absolutely no war
Tags: OS AR for file problems on C Ad When releasing an RPM file, the software developer adds a digital signature to the file and releases the public key used to verify the digital signature. When you use RPM to install software, RPM first verifies the digital signature of the RPM file based on the existing public key in the system. GPG keys is the public key.
Problem: the following error is reported when you use Yum install FTP to install FTP in Linux.
Warning: rpmts_hdrfromfdno: Header V3 RSA/sha1 signature, key ID c105b9de: nokeyretrieving key from http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7 repository "CentOS-6-base-mirrors.aliyun.com" GPG key is installed, but not applicable to this package. Check whether the public key URL of the repository is cor
Release date: 2012-10-01Updated on:
Affected Systems:Ubuntu Linux 12.xUbuntu Linux 11.xUbuntu Linux 10.xDescription:--------------------------------------------------------------------------------Bugtraq id: 55736Cve id: CVE-2012-5356
Ubuntu Software Properties securely installs new Software to the Ubuntu Software library over the Internet.
The apt-add-reposit
For a long time, the frequent occurrence of data breaches has caused a certain crisis. The website encounters ******, the external file is stolen by the third party, the competitor steals the trade secret ... This kind of data leakage event caused by countless economic losses, for the current enterprises and institutions, internal data security is particularly important, not only related to the enterprise's economy, but also related to the development behind the enterprise.So, how should enterpr
Yisaitong and other encryption software deciphering the development history of Green Edition and free version of source code, and yisaitong encryption software
Encryption software deciphering
This article is a basic article on Software encryption technology. It briefly introduces some basic knowledge about Software Encryption and some encryption products. It is suitable for domestic software developers or individual
Source code encryption software provides software development engineers with the encryption capabilities to ensure that it is safe and efficient to complete the company's enterprise delivery of development tasks. Most of the existing source code encryption
Definition of hardware encryption and Software Encryption 1. hardware encryption is implemented through a dedicated encryption chip or an independent processing chip. When the encryption chip, private electronic key, and hard dis
In this computer almost universal to the "one man, one" era, who can not have a little privacy? Mr. Cang or confidential documents, everyone's hard drive should have a "VIP compartment" to greet them. Once a tepid Hong Kong young artist, his computer files are never encrypted, later, he became very famous and famous, and now everyone likes to call him teacher Chen ... This shows the importance of file encryption. So, recognize the importance of encryp
To start encryption:
1.BIOS
Currently, the simplest and easiest system password is the number of BIOS passwords. Set the BIOS password, each boot into the Windows operating system, the computer will be prompted to enter the BIOS password, only the correct input password, before the start of the winodows system, if the password is not correct, then the illegal intruder can only do points on the boot, shutdown operation.
Start the computer, press the DE
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