The Http://www.cnblogs.com/wobash/archive/2009/12/29/1635246.html project encountered the problem of using OpenSSL to verify the certificate chain, looking for a long time on the internet, and found that there was very little information Through multi-party efforts, finally realized the basic function, in order to give you a reference, I realized a certificate ch
The last time and said GoDaddy health please certificate process and operation;Now because of using Incapsula protection to use to HTTPS, when adding a website needs a custom certificate, which needs to upload private key information, because the public key can be keytool generated, so need to export private key information;The steps to export are as follows:One: Install
If you want to create a self-signed certificate that is not valid for one year, or provide additional information about yourself, you can use Open SSL to create a certificate, instead of the standard tool that comes with the SDK: makekeys.
The following command demonstrates how to create a self-Signed key/certificate pair with a 10-year validity period.
Environment:Ad+exchange 2013Problem:The Exchange Server uses a wildcard certificate, but the certificate assignment service is prompted to fail to allocate POP and IMAP services?Workaround:In the EMS inputSet-imapsettings-x509certificatename Mail.contoso.comset-popsettings-x509certificatename mail.contoso.comThen restart the IMAP and POP3 services toThis article
-days 3650-config./OpenSSL. CNFWill generate1. Private/cakey. pem CA private key2. cacert. pem CA Public Key, that is, the CA certificate. Public servers and clients.
6. Generate a certificate requestCertificate Signing Request (CSR ).OpenSSL req-New-nodes-out Req. pem-config./Ope
this only ID card, if there is any doubt, you can go to the public security organs to confirm the authenticity of this identity card! Perfect
To use a certificate we need several key factors here:
1. Certification authority (CA), where CA is an authoritative institution.
2. Entity individual (private key, only individual holder)
3. Verification mechanism.
Process: The individual generates the key pair, the user sends his information with the pub
When I was just working on the UnionPay project, the other party gave two test files: 1. pfx and 1. Cer. Summarize the two files to extract the text.
UnionPay provides two test certificates: 1.pfx and 1.cer.
The pfx certificate contains the RSA public key and key. the CER certificate is used to extract the key from the pfx certificate and allow the current comput
The public key and the private key are usually paired. When the public key is used, the corresponding private key exists. Generally, OpenSSL and the Public Key are easily obtained from the private key, therefore, to create a certificate, you must first create a private key.
1. Use OpenSSL to generate a private keyCommon generation algorithms include RSA and DSA.
Convert the Java Keytools certificate to Openssl PEM file or keytools to export the private key file, keytoolspem
The process and operation of requesting a certificate from a Godaddy user was mentioned above;
Because Incapsula is used for https protection, you need to customize the certificate when adding a website.
Original address: http://www.lamppr.com/node/648
Generate a certificate using OpenSSL
1. How to generate RSA keys
OpenSSL genrsa-des3-out Privkey.pem 2048
This command generates a 2048-bit key with a password that is encrypted by the Des3 method, and if you do not want to enter the password every time, you can change it to:
The Apache SSL Certificate consists of two files: one is the. Key file and the other is the. CRT file. IIS uses the. pfx file. You only need to convert the. Key +. CRT file to the. pfx file and install it on IIS.
Step 1: Download the OpenSSL Software Package http://www.myssl.cn/download/OpenSSL_0.9.8.a_Win32.zip
Step 2: extract the package to the C: \ OpenSSL d
How do I specify a 16-byte serial number when OpenSSL issues a certificate?
There was a point in signing the certificate using the OpenSSL function, the project explicitly requires specifying a 16-byte certificate sequence number, such as 0x4c530000000000000100020004000009,
Reference:Http://www.cnblogs.com/lierle/p/5140187.htmlhttp://alvinhu.com/blog/2013/06/12/ creating-a-certificate-authority-and-signing-the-ssl-certificates-using-openssl-in-iis8/Http://brightli.blogspot.com/2013/05/opensslunable-to-access-democa.htmlIIS versionFinal resultsFull Operation screen Recording:Link: http://pan.baidu.com/s/1cdsRSy Password: 7fgqThe whole process went well and encountered a problem
The Afaria documentation mentions that you can generate a certificate request either with Mac computer keychain or Windows IIS.However, IIS generates a certificate request that Apple does not recognize, prompting invalid CertificateIt's too much trouble to build it with your Mac.
Get, grass civil OpenSSL generated.
D:\opens
First, install OpenSSL open OpenSSL.exe require Administrator privileges
Second, input genrsa-out Myself.key 1024,myself.key The name of the key at random, 1024 for the key length
Generates Myself.key files.
Third, input Req-new-x509-key myself.key-out myself.cer-days 365-subj/cn=www.mysite.com
Myself.key is the name of the key that was generated before, Myself.cer is the generated certificate, 36
The following describes how to use OpenSSL to load the certificate revocation list. This method can only load the Certificate Revocation List in PEM format.
# Include
# Include
# Include
# Include
Using namespace STD;
Void main ()
{
X509_crl * m_crl = NULL;
Bio * bio = NULL;
Bio = bio_new_file ("crltestpem. CRL", "R ");
If (Bio = NULL)
{
C
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