Security   Security – Create self signed SAN certificate with OpenSSL



This post explains how to generate self signed certificates with SAN – Subject Alternative Names using openssl. It is a common but not very funny task, only a minute is needed when using this method.

The example below generates a certificate with two SubAltNames: mydomain.com and www.mydomain.com

Create openssl configuration file

Create configuration file for openssh (In a Linux … Read more

Security   Security – Convert PFX to PEM using Windows or Linux



For certain application, a job partner asked me to send him certain certificate with private key in PEM format. Normally I’m using PFX format, but with a little help of the openssl toolkit converting PFX to PEM is quite easy.

Windows

openssl for windows can be downloaded here: http://gnuwin32.sourceforge.net/packages/openssl.htm
After extracting the contents, inside the bin subfolder the openssl … Read more