Category: Digital Certificate
This describes how to create a Certification Authority using openssl using python as programming language.
SSH restrictions using public keys, commands and allowed hosts
Description You want to manage an ssh server that can be reached by specific IPs and only specified commands will be accessible to the ssh user. Explanation In our example we have 2 hosts located in the same network (to prove the concept) with followings IP’s: 192.168.122.1 (backend) and 192.168.122.157…
Nmap and OpenSSL for getting digital certificates information
Description You have a relatively big infrastructure and you want to make an inventory of your used digital certificates. You need to find out relevant information about your used certificates like: issuer, subject and expiration dates. Explanation – If you are using a Unix like environment you already have necessary…
Protecting sensitive information using OpenSSL
Description You want to send some sensitive information to somebody who is not part of your network, so the information should no go unprotected through the environment. This post describes the case where you add sensitive data encrypted on a CD, DVD or even on a hard disk, send that…