Three types of CA Validation Certificate


Domain Validation (DV): This is a lower level of validation. The CA validates that you have control of the domain. A DV certificate expires in 90 days. Organization Validation (OV): A higher level of validation. The CA validates whether or not the company is valid, if it is registered, and if the business contact legitimately … Continue reading Three types of CA Validation Certificate

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Double SSH Hops example


Client -ssh only--> Jumpbox00 -ssh only--> Jumpbox01 --http only-> Internal network Here is how to ssh to jumpbox01, and visit websites in internal networks from Client. 1) Ensure you have a private key that is trusted by both jumpbox00 and jumpbox01. For example, jb.pem under ~/.ssh/, then run the following command: ssh-add ~/.ssh/jb.pem  2) Add the following … Continue reading Double SSH Hops example