Saturday, July 12, 2014

How to convert a private key into a RSA private key

Newer versions of OpenSSL say BEGIN PRIVATE KEY because they contain the private key + an OID that identifies the key type. To get the old style key you can do this:
openssl rsa -in server.key -out server_new.key
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Thursday, July 10, 2014

Creating a wildcard webserver certificate with your internal Microsoft CA

It is sometimes necessary to issue a wildcard certificate from your internal Microsoft CA, I had such a requirement this week and thought it would make a nice blog post.
The post assumes you have a Enterprise CA already deployed and a web server template deployed and available for enrolment.
First we need to create the certificate request that will be issued to your CA.
1. Logon to a Windows 2008 R2 or Windows 7 domain member
2. Open the certificates MMC snap-in

image

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