How to create a self signed SSL certificate and how to use it with your web Server.

SSL certificate is the foremost important aspect of any website. If your website is running without the SSL, the modern browsers will stop the users from entering the website. Of course, there are ways to bypass that, at your own risk. As long as your website has no commercial data exchange, sensitive user information, etc, you are still good to run a website without a proper SSL certificate. For example, a blog can run without an SSL.  Note that Google AdSense accepts websites without SSL.  But the topic of this post is about Self Signed SSL certificate. How to create one, how to use it, and where to use it.  Let us see where to use it. For any website which is used for internal purposes, it's always a good idea to use Self Signed SSL, instead of paying for a real SSL certificate. Internal I mean, within a company, team, or for personal uses, for testing purposes, etc.  Now, let us see how to create a self-signed SSL certificate.  What you need A Linux machine.  OpenSSL utility  A

Excel conditional formatting based on multiple cell values

1. Condition on a single cell

To apply conditional formatting based on the values of multiple cells. In other words, format a cell where formatting cell is different and conditional cell is different.

Click on the cell where you want to apply for formatting

Go to Home on the Ribbon, then select Conditional Formatting.

Then select the last option, "Use a formula to select which cell to format"

Now, in the formula cell write the formula for your condition


2. Conditions on multiple cells

What if you have to consider multiple cells for the condition?

Condition cell 1: Value equal to 10
Condition cell 2: Value equal to "Krishna" 

You need to build a formula with multiple conditions using AND operator. Based on your requirement, you can also use OR operator. Not just AND and OR, you can use any of the available functions in the MS Excel. The overall result should be TRUE or FALSE. It does not matter how complex your formula is, what does matter is the return value.

Now, build this formula and paste it in the conditional formatting formula bar.

=AND($B$6=10, $C$6="Krishna")


  1. On which data this formula based on? What are your suggestions and recommendations pertaining tasks to be completed? Please, let me know.

  2. Thanks for this post. I am making and individual work based on the opportunities of Excel and the information that you gave here was really useful.


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