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Asked: 2024-09-27T07:28:11+05:30 In:

What are the steps to install OpenSSL 1.1.1 and the corresponding libssl library on an Ubuntu system?

I’ve been digging into some cryptography stuff and realized I need to install OpenSSL 1.1.1 on my Ubuntu system, but I’m a bit lost on the whole process. I’ve done some research and found bits and pieces of info, but I could really use some guidance on the steps to get everything up and running smoothly.

So, here’s the thing: I’m using Ubuntu (but I’m not sure if the version matters, so let’s say it’s something recent). I’ve read that OpenSSL is crucial for various security protocols, and I want to make sure I’m installing the right version. Alongside OpenSSL, I guess I also need to install the libssl library, right?

What’s confusing me is where to start. Should I be using the terminal from the get-go? I’ve heard that you can use package managers like apt, but I’m not sure if that’s the best route. Should I be downloading source files and compiling them myself? Every time I look up instructions, I find different methods, and honestly, it’s making me a little anxious.

Also, if there are any prerequisites I need to install first or if there are specific configurations I should be aware of, definitely let me know! Last thing I want is to mess something up along the way.

Once I get OpenSSL and libssl installed, what steps do I need to follow to verify that everything is set up correctly? I want to make sure there aren’t any issues right from the start.

If anyone has a step-by-step guide or could share their personal experience with installing OpenSSL 1.1.1 on Ubuntu, I’d really appreciate it. A mix of clarification on the process and some handy tips would go a long way! Thanks in advance, folks!

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    2 Answers


    1. To install OpenSSL 1.1.1 on your recent Ubuntu system, the best route is to utilize the package manager, `apt`, as it simplifies the installation process and manages dependencies automatically. First, open your terminal and update your package list by running sudo apt update. If OpenSSL 1.1.1 is not available from the repositories, you might want to consider adding a PPA that contains it, but typically the latest Ubuntu versions come with OpenSSL 1.1.x in their default repos. Once you’re ready, you can install OpenSSL and its associated library by entering sudo apt install openssl libssl-dev. The libssl-dev package includes the development libraries and headers needed for compiling applications that use OpenSSL.

      After the installation completes, it’s crucial to verify that OpenSSL is correctly installed. You can do this by checking the installed version with openssl version. If you see the version as 1.1.1, you have successfully installed it. To ensure all functionalities are working, you can also run openssl s_client -connect google.com:443 to test an HTTPS connection, ensuring that OpenSSL can establish secure connections. No additional prerequisites should be necessary for most users, but if you plan to compile software that relies on OpenSSL, ensure you have build-essential installed by running sudo apt install build-essential. This standard package includes compiler tools like GCC that can assist in building applications. Following these steps will help you get OpenSSL up and running smoothly.




    2. Installing OpenSSL 1.1.1 on Ubuntu

      Installing OpenSSL 1.1.1 on Ubuntu

      Here’s a simple guide to help you install OpenSSL 1.1.1 on your Ubuntu system. Don’t worry, we’ll take it step by step!

      Step 1: Update Your Package List

      First, you want to make sure your package manager is up to date. Open your terminal (you can search for “Terminal” in your applications) and run:

      sudo apt update

      Step 2: Install OpenSSL and libssl

      Now, you can install OpenSSL and the necessary libraries. Just type this command into the terminal:

      sudo apt install openssl libssl-dev

      This will install the OpenSSL 1.1.1 version along with the development files for the library.

      Step 3: Verify Installation

      After the installation, you should check if OpenSSL is installed correctly. Type:

      openssl version

      If everything is fine, you should see something like OpenSSL 1.1.1 in the terminal.

      Step 4: Optional – Check libssl Version

      If you’re curious about the version of the libssl library, you can check it by running:

      dpkg -l | grep libssl

      Additional Tips

      • If you’re new, using apt is the easiest way as it takes care of dependencies for you.
      • No need to compile from source unless you need a specific version or customization.
      • Always remember to keep your system updated regularly for security!

      Conclusion

      That’s it! You should now have OpenSSL 1.1.1 installed and ready to go. If you run into any issues, just check whether you made a typo in the commands or consult the Ubuntu forums for help!


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