openssl what

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Use OpenSSL to encrypt and decrypt files

OpenSSL is an open-source product used to implement the SSL protocol. It consists of three parts: cryptographic algorithm library, application program, and SSL protocol library. OpenSSL implements most of the algorithms required by the SSL protocol.

CentOS6.5 compile and install Nginx and Openssl

CentOS6.5 compile and install Nginx and Openssl Nginx is a lightweight Web server/reverse proxy server and email (IMAP/POP3) proxy server, which is released under a BSD-like protocol. Developed by Russian programmer Igor Sysoev, Rambler is used by

PHP Open OpenSSL method

This article introduces the content is about PHP open OpenSSL method, has a certain reference value, now share to everyone, the need for friends can refer to Today debug program prompt, please open OpenSSL, originally in most cases, OpenSSL is not

Operating system check software information (OpenSSL)

Redhat/centos/suseRpm-qa--QF%{n}\\t%{e}:%{v}-%{r}:%{installtime:day}:%{summary}\\nRpm-qa--QF%{n}\\t%{e}:%{v}-%{r}:%{installtime:day}:%{description}\\n# Rpm-qa | grep opensslopenssl-0.9.8e-26.el5_9.1Debian/ubuntuDpkg-query-w-f= ' ${status}\t${package}

Talk about the Linux open source project OpenSSL

OpenSSL: Open Source projectThree components:OpenSSL: Multi-purpose command-line tool;Libcrypto: public encryption library;Libssl: library, the implementation of SSL and TLS;OpenSSL command:OpenSSL version: Program release number[[email protected] ~]

Using OpenSSL under Linux for certificate issuance (detailed steps)--Reprint and modification

Original address: Http://www.cnblogs.com/firtree/p/4028354.htmllinux use OpenSSL to achieve certificate issuance (detailed steps)1, first need to install OpenSSL, an open source implementation of encryption and decryption and certification of

Upgrade OpenSSL in MacOS

upgrade OpenSSL in MacOS? ~ Brew instal OpenSSLalways found in usage, OpenSSL does not really upgrade  found in the/usr/local/cellar/openssl/directory that the latest version?  ~ ll /usr/local/cellar/openssl/total 0drwxr-xr-x xxx Admin 374  4 15:47 1

To generate an SSL (HTTPS) certificate using OpenSSL

OpenSSL generates certificates[Email protected] key]$ pwd/app/nginx/key generate private key OpenSSL genrsa-out server.key 2048 Generate certificate request OpenSSL Req-new-key server.key-out SERVER.CSR Fill in information [

The Openssl-0.9.8za of wireless tool transplant

The project uses the wireless network card module MT7601, rtl8188/8189, RTL3070 and so on, needs to use wpa_supplicant this tool, downloads Wpa_ Supplicant-2.5.tar.gz found that it relies on the OpenSSL tool, and has a version of the corresponding

OpenSSL vulnerability does not recompile PHP add OpenSSL module to PHP method

Copy the Code code as follows: Yum-y Install OpenSSL /usr/local/bin/is the installation directory for PHP Switch to the Etx/openssl directory of the PHP installation directory Cd/root/soft/php-5.2.8/ext/openssl Copy the Code code as follows:

Linux compiles and installs OpenSSL to upgrade the system OpenSSL

[Root@ds-vm-node250 ~]# Mkdir/tmp/openssl[root@ds-vm-node250 ~]# curl-lk https://www.openssl.org/source/openssl-1.0.2h.tar.gz|gunzip |tar x-c-- Strip-components=1[Root@ds-vm-node250 ~]#

OpenSSL anonymous ECDH Denial of Service Vulnerability (CVE-2014-3470)

OpenSSL anonymous ECDH Denial of Service Vulnerability (CVE-2014-3470) Release date:Updated on: 2014-06-06 Affected Systems:OpenSSL Project OpenSSL OpenSSL Project OpenSSL OpenSSL Project OpenSSL Description:------------------------------------------

What is the difference between the several packages that nginx uses openssl?

When compiling nginx today, we found that there are several different packages on openssl: 44412016-Jan-2814: 38: 54openssl-1.0.1r.tar.gz (SHA256) (PGPsign) (SHA1) 51352016-Jan-2814: 38: 54openssl-1.0.2f.tar.gz (SHA256) (P... when compiling nginx

Windows platform compiled openssl-0.9.8k library (32-bit, 64-bit)

In recent work to use the Win64 data of OpenSSL, so the preliminary research, summary results such as the following:     Note that the OpenSSL code is in a folder that does not have Chinese, otherwise "nmake-f Ms\ntdll.mak" may prompt "illegal

Encrypting and decrypting principle and building your own CA based on OpenSSL

First, the encryption and decryption process description:Internet data transmission needs to be realized: confidentiality, data integrity, identity authentication and key exchange;For example: Alice transmits data to Bob;650) this.width=650; "src="

OpenSSL source code structure

OpenSSL source code mainly consists of the eay library, SSL library, tool source code, sample source code, and test source code.The eay library is a basic library function and provides many functions. The source code is stored in the crypto

SSL-use OpenSSL command line to generate a certificate file

Many may have the same deep experience as myself. Using the OpenSSL library to write an encrypted communication process, the code can be easily written, but the entire work has taken several days. In addition to compiling the program successfully

CentOS Upgrade openssl to the latest version

CentOS Upgrade openssl to the latest version Upgrade openssl to the latest version, compile and install it Author: Coming[Plain] view plaincopyprint? Wgethttp: // www.openssl.org/source/openssl-1.0.1h.tar.gz Tarzxvfopenssl-1.0.1h.tar.gz

The complete process of using OpenSSL in Linux Eclipse-with screenshots and test programs

I. Installation First download the original opensslfile, such as openssl-1.0.1f.tar.gz Copy the file to the workspace Directory, which is generally a personal folder under/home. Decompress the file tar zxvf openssl-1.0.1f.tar.gz Enter the cd openssl-

PHP OpenSSL plus decryption

2018-1-6 17:10:19 Saturday1 $data= ' 123456 ';2 $openssl _method= ' AES-256-CBC ';3 $openssl _iv_length= Openssl_cipher_iv_length ($openssl _method);4 $openssl _iv= Openssl_random_pseudo_bytes ($openssl _iv_length);5 $openssl _password=

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