openssl verify certificate chain

certificate request, which is only used for Import P7bDisplay the certificate chain in a tree(CertificateChain)And a single certificate, excluding the private key. 1. caCertificate Use OpenSSL Create CA Certificate RSA

I. Create an OpenSSL Certificate: 1. Create the directory./democa/./democa/newcerts/and create the file./democa/index.txt./democa/serial. 2. Run echo 01>./democa/serial. 3. Create your own CA certificate $ OpenSSL req-New-X509-keyout ca. Key-out ca. CRT 4. Generate the private key (key file) and CSR file of the server.

need to be named Cakey.pem in the/etc/pki/ca/private directory because they are in the/etc/pki/tls/openssl configuration file The path and name of the CA key pair and certificate are default , and if you do not store by default, remember to modify the configuration file650) this.width=650; "src="/e/u261/themes/default/images/spacer.gif "style=" Background:url ("/e/u261/lang/zh-cn/ Images/localimage.png ")

Certificate file generation Many may have the same deep experience as myself. Using the OpenSSL library to write an encrypted communication process, the code can be easily written, but the entire work has taken several days. Except for compiling the program successfully (no certificate file can be used, it is compiled successfully and cannot run, it does not mea

Many may have the same deep experience as myself. Using the OpenSSL library to write an encrypted communication process, the code can be easily written, but the entire work has taken several days. In addition to compiling the program successfully (no certificate file can be used, it is compiled successfully, it cannot run, it does not mean it can be used normally, So ......), you also need to generate neces

-windows/downloads/detail?name=openssl-0.9.8k_X64.zipcan=2q=Step 2. Enter S_client-showcerts-connect www.googleapis.com:443 in this window You will see a form similar to the followingStep 3. Copy all of the characters in the cmd window into a temporary file by right-clicking, selecting "Select All" (select All) and clicking the mouse,This will automatically copy the selected content to the sticker board.Step 4. Save the contents of the above steps to

Turn from: wanderingHttp://blog.csdn.net/darkstar21cn/archive/2005/06/11/392492.aspx Many may have the same deep experience as myself. Using the OpenSSL library to write an encrypted communication process, the code can be easily written, but the entire work has taken several days. In addition to compiling the program successfully (no certificate file can be used, it is compiled successfully, it cannot run,

OpenSSL Certificate verification Security Restriction Bypass Vulnerability (CVE-2015-1793)OpenSSL Certificate verification Security Restriction Bypass Vulnerability (CVE-2015-1793) Release date:Updated on:Affected Systems: OpenSSL Project

Certificate Signature requestOpenSSL req-New-key server. Key-out server. CSR-config OpenSSL. CNFJust write the primary domain name "common name ". 4. view the request fileOpenSSL req-text-noout-in server. CSRYou can see the following content:Certificate request:Data:Version: 0 (0x0)Subject: c = us, St = Texas, L = Fort Worth, O = my company, ou = my department, Cn = server. ExampleSubject Public Key info:

information (), it indicates that the certificate is normal: CONNECTED (00000003) Depth=1/c=us/o=entrust,Inc./ou=www.entrust.net/rpa is incorporated by Reference/ou= (c) 2009Entrust, Inc./cn=entrust certification authority-l1c VerifyError:num=20:unable to get local issuer certificate Verify return:0-certificate