openssl get certificate information

In HTTPS learning note two, the concept of digital certificates has been clarified, composed and how the client validates the server-side certificate during the HTTPS connection process. This chapter describes how to use the OpenSSL library to

1. After OpenSSL is installed, find OpenSSL. CnF in the/usr/lib/SSL directory (for Ubuntu system, use whereis to check the SSL directory) and copy it to the working directory. 2. Create a New democafolder under the Work directory, create the new

OpenSSL self-built certificate SSL + Apache I have prepared it. Well, the following is my note. For details, enter the author name: wingger.In this article, we will test the certificate on Linux9 + apache2.0.52, tomcat5.5.6, j2se1.5, and

First, you need to understand some basic concepts before installing 1. Certificates used by SSL can be self-generated or signed by a commercial ca such as Verisign or thawte. 2. Certificate concept: First, you must have a root certificate, and

ObjectiveI read a lot of information, only to write this article, if there are errors, please put forward the reader in time.In general, when you use Remote Desktop to connect to Windows Server, there is always a warning prompt, 1Figure 1This

This is a tutorial from Raywenderlich, the content is informative! The structure is simple and thorough, the explanation is gradual, article quality is superior! It's a difficult blog post! Use half a bottle of English to translate a bit:1. Overview

The main file types and protocols for certificates are: PEM, DER, PFX, JKS, KDB, CER, Key, CSR, CRT, CRL, OCSP, SCEP, etc. Pem–openssl uses the PEM (privacy enhanced Mail) format to hold various information, which is the default way of storing

The first part: overview。。 Part II: System Preparation1 Operating system CentOS 6.xIp:2 Installing OpenSSL Yum Install-y OpenSSL3 Installing the JDKDownload JDK http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html from

IntroductionAbout developing certificate configurations (Certificates & Identifiers &ProvisioningProfiles), I believe that the students do iOS development is not less than toss. For an iOS to develop small white, dabbler (like myself) or veterans,

This article describes how to build a Web server certificate and personal digital certificate using the HTTPS feature of Tomcat, and a CA that you create yourself, and eventually build an HTTPS two-way authentication environment that can be used for