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Recent research from Verizon shows that 96% of social engineering attacks are done by email, and for that reason alone you might want to consider adding additional security. Let’s discuss the definition of a “secure mail server”, its pros and cons, and how to set one up.
What is a secure mail server?
The main difference between a regular email and a secure mail server is the level of protection: secure mail servers have additional security features that take time and effort to set up, but are more likely to resist. hackers and bad actors than traditional mail servers. .
To simplify matters, the very act of using a secure email address isn’t much different from a regular email: you won’t have to learn new skills when you switch to secure email. However, you need to make sure that the provider you choose is actually using a secure server. Some popular email providers like Google or Microsoft may claim that their services are secure, and they must some Degree, corn these services cannot offer the same level of control and security as setting up your own secure server.
A truly secure mail server cannot access your conversations, cannot profile you, do not to show you targeted advertising and not record any data or metadata.
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What are the pthe pros and cons of a private mail server?
As with all technical decisions, you should know both the pros and cons of using secure mail servers:
On the pro side:
- Advanced privacy
- The server is not available to your employer or your email provider
- More control over email management
- Advanced features that general email providers lack
On the downside:
- Creating a secure email takes time and effort
- It requires more responsibility (installing software to prevent hacks, learning how to protect messages)
- It requires a hard drive with sufficient capacity
Basically it’s pRivalry, security and reliability that are the main reasons for creating your private mail server.
Setting up a secure mail server
While the idea of ​​setting up a secure mail server may seem daunting at first, it is actually an easy process. He gets a bit technical, but many resources available online can help you through the process.
Here are some of the things you will need to get started:
- A domain name (yourdomain.com) that you will use to set up an email address
- A cloud server or dedicated server with a 1 GHz processor, 1 GB + RAM space and 5 GB disk space
- Free and open source Mailcow software
When creating a secure personal mail server, it is best to use a cloud server, while businesses would benefit from having a dedicated mail server.
The first one step is to configure the DNS records. You can either use the DNS of the domain registrar, in which you will follow these steps:
- Log in to the domain registrar
- Define name servers of [yourdomain.com] to the name servers of your domain registrar
- Set up the mail.example.com A record to the main server IP
- Put it on MX record of example.com To: mail.example.com
If you are using an external DNS record, you will follow the same steps listed above, but set the name servers to match your external DNS. Just note that IyouIt will take 24-48 hours for DNS records to propagate before you can receive and send emails.
The following steps will help you install the mail server. First of all you will want connect to your SSH. Then you will need to update system packages, install curl and git, download the docker and folder components and update the docker settings to executable.
The next step after doing these steps is to make sure your umask is 0022 and change to the / opt directory. you will download Cash cow files, change them in the Mailcow directory then generate the configuration file. You will extract the images, run the composer file, and your installation will be complete. You will now be able to connect to your server using your admin username and password.
You will want create a unique password then go to control panel to configure various email domains and email addresses. You go then click on the mailbox tab to add mail users.
Finally, to access the mailbox, use the webmail interface at http://mail.yourdomain.com/SOGo/. From there you can send and receive emails, view your calendar, view and make changes to your address book.
It is suggested that you contact an experienced web solutions provider if you encounter any issues along the way.here are plenty you can go online to help you with any server issues you might be having.
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