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
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
OpenSSLUsage details OpenSSL: Components: libcrypto and libssl Openssl Openssl Many sub-commands can be divided into three types: Standard Commands Message Digest command (dgst subcommand) Encryption command (enc subcommand) Standard Commands: enc,
To generate a certificate in OpenSSL, follow these steps:1. generate an RSA private key file and generate a certificate application for this private key file.First, you must enter a password to encrypt the RSA private key file and ask the user to
1. OpenSSL introduction
Find yourself on the Internet, I said it is not good!
2. Installation1, download the address: http://www.openssl.org/source/the next latest version of the OpenSSL, version is: openssl-1.0.2-beta1.tar.gz
2, in the download
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,
Researchers found vulnerabilities in OpenSSL random number generator
The researchers reported that multiple vulnerabilities of the OpenSSL random number generator were discovered. OpenSSL open-source encryption library is widely used by Internet
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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