I wrote a simple Powershell script to check windows last successfully update time. And also I calculate the number of days after the last successful update. You can use it to monitor your windows servers.....

At this post, I described "How to Integrate HP Diagnostics Server to HP BSM Gateway"....

If you have designed a Web platform that uses client-side  SSL authentication you probably need to create a client SSL certificate to share with your clients. I added steps of creating a new Client certificate with OpenSSL commands.....

You can compile this java codes to test an HTTPS service. At this post, I described briefly how to test an SSL encrypted web service with  SSLPoke.class and also compile a new java class. ....

If you need to fix  "web server internal IP address/internal network name disclosure vulnerability"  for Nginx please check these steps and configuration examples.....

Many times java programs need to connect the internet. If your application server is not allowed to connect the internet then you should use proxy to open a  gateway to connect internet over proxy.....