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OpenSSL introduction and compilation steps on Windows, Linux, and Mac systems
OpenSSL Introduction: OpenSSL is a powerful Secure Socket Layer password library, which includes major cryptographic algorithms, common keys, certificate encapsulation
How do I upgrade the OpenSSL that comes with my Mac? The following article will introduce you to the Mac's own OpenSSL upgrade process, there is a need to refer to.
Because the Mac comes in openssl too old, because the installation of the Python
Compile libevent (source file in/users/carl/downloads/libevent-2.1.8-stable), execute make command, report
Install libevent bufferevent_openssl.c:60:10:fatal Error: ' openssl/bio.h ' file
The first reaction, the feeling is not OpenSSL version too
A few days ago to upgrade the system to 10.10.3, do not know how to card a B, plugged into the mobile hard drive WiFi connection (after reloading still), boot slowly unacceptable.Going to the weekend, to a thorough plate reload. Sure enough, the
OpenSSLUser Guide
Directory
• Introduction
• Compile
• Run openssl.exe
• Algorithm Programming API
4.1 symmetric algorithms
4.1.1 des
4.1.2 A es
4.1.3 RC4
4.1.4 EVP _
4.2 Public Key Algorithm
4.3 Hash Algorithm
4.4 random number Algorithm
• SSL
Directory
• Introduction
• Compile
• Run openssl.exe
• Algorithm Programming API
•Introduction
OpenSSL is a widely used open-source SSL implementation. Because various encryption algorithms are implemented for SSL, OpenSSL is also a widely used
SSL Overview
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.
The general default installation on the system is 0.9.8 version of OpenSSL, which does not meet the needs. This is the time to reinstall OpenSSL.openssl:https://www.openssl.org/source/download new version of the websiteDecompression: TAR-ZXVF
Preface openSSL is a powerful encryption tool. many of us are already using openSSL to create RSA private key or certificate signature requests. However, you can use openSSL to test the computer. speed? You can also use it to encrypt files or
Let's introduce the next three encryption methods:
Symmetric encryption
Public Key Cryptography
One-way encryption
Symmetric encryptionImplementation Tool OpenSSL ENC introduction[[email protected] sh]# man encenc -
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