OpenSSL is an open source SSL implementation. The simplest and most important application based on the OpenSSL directive is to use Req, CAs, and X509 to issue a certificate.OpenSSL provides command-line options and interactive two ways to perform
First, look at the use and configuration of Yum
Recently, as a result of the server needs, the intranet needs to build intranet Yum source.
To build intranet Yum source needs to be divided into the following steps, as follows:
1. What is Yum
Post an informed answer:
There is also a service that tests whether the Web site is affected: Test your server for Heartbleed (cve-2014-0160) (now long 503)
According to the description on the page, this OpenSSL implementation vulnerability can
Because you need to test Nginx spdy, you need to upgrade OpenSSL. May involve subsequent large-scale upgrade plans, so the OpenSSL is made into RPM packages, which includes the management of HIFN so.The management of HIFN so is:Copy so to/usr/lib
1. check whether openssl is installed: whichopenssl [root @ localhost ~] # Whichopenssl/u
1. check whether openssl is installed: which openssl[Root @ localhost ~] # Which openssl/Usr/bin/which: no openssl in ....
If the system has been installed,
The "preface" is explained in the blog post:This article will be introduced by personal tone what is binary package, RPM package, source RPM package (srpm package), source package, and rpm common commands, source RPM installation (*.src.rpm), source
SSL is securesocketlayer (
SecuritySocket Layer Protocol), which can provide confidential transmission over the Internet. Netscape released the first web browser and put forward the SSL protocol standard, which currently has version 3.0.
OpenSSL is a hot spot in the dark. At first, several small business machines of the company's rds were notified to fix the OpenSSL vulnerability. These machines were all independent small businesses and were stopped, after finding a simple document,
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