A Complete Guide To Securing Your Email Server

A secure email server safeguards the movement of email and storage. It ensures that all mail-related communication stays confidential and safe from unauthorised access, ensuring data integrity and safe delivery.

With a domain email address, you have layers and layers of security, which makes them stand out from free email services.

This article will act as a complete guide for securing your professional communications with email security best practices. So, businesses that are making their first steps towards buying a domain and web hosting must add an email server to the package for better integration.

What are Secures Email Servers?

A secure email server works similarly to an attempt to send a secret message on a piece of paper with some technicalities. To maintain privacy, you need to cover it with a layer known as encryption. Encryption provides protection as well as unlocks it only when accessed by the needed party to whom it is sent.

Encryption commonly uses algorithms like SSL to add a protection layer.SSL has two keys: a standard public key and a private key, which is kept secretly. The private key is unique, like a signature.

When someone gets the message you sent, they know it’s from you. Therefore, an SSL certificate and encryption algorithm wrap and sign the secret message sent and ensure safe deliverability, protecting your online communication.

How to Secure Email Server : 5 Business Email Security Best Practices

1.      Implementing Password Policies

Easy and weak passwords open doors for hackers from where they can easily enter. Therefore, implementing a strong password policy, like making use of special characters, can make it harder to break in.

Also, regularly changing your password and not using a standard password or default login should be part of password policies.

2.      Secure Email Gateways

A secure email gateway is a great email security practice as it defends against email-based threats. It has advanced threat detection that includes content filtering, anti-virus scanning, and threat intelligence that helps block threatening emails from reaching end users. You can protect your emails from threats just by updating your SEG regularly and configuring it based on your specific needs.

3.      Two Factor Authentication

Implementing two-factor authentication for your email server access is like ensuring your door is double-locked. So, if an intruder gets in, there is a second layer that ensures protection.

4.      Email Transfer Agent for Strict Transfer Security

MTA-STS is a security feature that ensures the secure transmission of all incoming emails. It acts like a security guard that checks on incoming emails through an authenticated and secure connection.

5.      Strict Security Protocols

Other than MTA STS, you can also adopt additional email security protocols, like

• Securing email connection using SSL or TLS certificates
• Ensuring a secure connection to avoid the issue of eavesdropping
• For inbound and outbound emails, only use secure ports.

Conclusion

Business email security is all about safety, being informed, and being ready against any threat. It ensures you are updated with preventive measures and upcoming threats in and around your industry.

By just following these email security practices, you can ensure a safe email hosting environment for your business. So, raise the wall of email servers through strong security practices and trusting secure email providers to secure your web server against every threat.