Certificate formats-X.509, der and PEMPart: 1 2 3Certificate standard and File encodings seem to be confusing. I wrote down some notes about:
What is X.509 certificate standard?
PEM (privacy enhanced mail) Encoding
Der
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
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I have studied SSL/TLS some time ago and read the English version of Eric rescorla's SSL
Those related to certificates (SSL,X.509,PEM,DER,CRT,CER,KEY,CSR,P12, etc.) [ZZ]Reprinted 2015-06-09 20:21:04From:http://www.cnblogs.com/guogangj/p/4118605.htmlThese concepts related to certificates are really tricky because they haven't been
The original moved, even from here to turn the bar:
ZZ from:http://blog.csdn.net/lazyclough/article/details/7646696
command to generate OpenSSL RSA key:
OpenSSL genrsa-out Private.key 1024OpenSSL rsa-in private.key-pubout-out public.key BIO * key =
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.
Document directory
Apply for Certificate
View certificates
Test Certificate
Calculate MD5 and SHA1
Apply for Certificate
SSL is often used in authentication, data encryption, and other applications. To use SSL, we have our own password
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
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
1. Der-encoded key pair
Let's talk about DER encoding because JCE supports DER encoding key pair parsing. For details, see pkcs8encodedkeyspec and x509encodedkeyspec.
DER encoding is a subset of the ASN.1 encoding rules. We do not know how to
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