Tag: openssl
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In this tutorial, let’s continue to learn how to use OpenSSL to sign a certificate. Steps of Signing Certificate with OpenSSL We can use the command line to quickly generate ca certificate. openssl genrsa -out cakey.pem 2048 openssl req -new -days 365 -x509 -key cakey.pem -out cacert.pem -nodes -subj /C=CA/ST=BC/L=Vancouver/O=Dynamsoft/OU=Dynamsoft/CN=Dynamsoft/emailAddress=support@dynamsoft.com...
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In this tutorial, let’s learn how to use OpenSSL to generate X.509 certificate request. Certificate signing request is a message sent from an applicant to a certificate authority, which usually includes: Country Name (2 letter code) [US] State or Province Name (full name) [BC] Locality Name (e.g., city) [Vancouver] Organization...
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It is known that RSA is a cryptosystem which is used for the security of data transmission. This tutorial introduces how to use RSA to generate a pair of public and private keys on Windows. Download and install OpenSSL https://www.openssl.org/community/binaries.html. Find libeay32.lib, ssleay32.lib and libeay32.dll. The following sample code will...