openssl client example c

About OpenSSL OpenSSL SSL is an abbreviation for the Secure Socket Layer protocol, which provides covert transmission over the Internet. Netscape Company introduced the SSL protocol standard at the same time as the first web browser, there are now 3.

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

OpenSSL req is used to generate a certificate request for a third party authority CA to issue and generate the certificate we need. The Req command can also invoke the X509 command for format conversion and display information such as Text,modulus

From: http://blog.csdn.net/aking21alinjuju/article/details/7654097 I. Generate a CA certificate Currently, the CA of a third-party authority is not used for authentication and serves as the CA. Prerequisites: Download www.openssl.org from the

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. Summary of information and digital signatureInformation Summary: Processing the data to obtain a fixed length of the results, its characteristics input:1, the output length is fixed. That is, the output length is independent of the input length.2,

Secure programming with the OpenSSL API First, Concept: 1. What is SSL.   SSL is an abbreviation, the full name is Secure Sockets Layer.   It is the standard that supports secure communication over the Internet and integrates data cryptography into

About OpenSSL SSL is an abbreviation for the Secure Socket Layer protocol, which provides covert transmission over the Internet. Netscape Company introduced the SSL protocol standard at the same time as the first web browser, there are

    Complete the SSL (Secure Socket Layer) Certificate Service through Linux + Apache + OpenSSL, and provide secure HTTPS (Hypertext Transfer Protocol over Secure Socket Layer) services. Device SSL 1. device OpenSSL Tar-zxvf openssl-0.9.8a.tar.gz CD

Openssl is mainly for the implementation of the SSL protocol, and the SSL function is very perfect. the algorithm library is only an additional part. openssl is divided into three main parts. the SSL library, encrypted library, and Application