Tag: smtp

The Case For Email Security

March 21, 2025

We all know that regular email is insecure; however, it may surprise you to learn just how insecure it really is. For example, did you know that messages you deleted years ago may be on servers halfway around the world? Or that your messages can sometimes be read and modified in transit, even before they […]

Is the Email Encrypted? How to Tell if an Email is Transmitted Using TLS

January 9, 2024

SMTP TLS encryption is popular because it provides adequate data protection without creating a complicated user experience for email recipients. Sometimes, though, the experience is too seamless, and recipients may wonder if the message was protected at all. Luckily, there is a way to tell if an email was encrypted using TLS. To see if […]

8 Ways to Maximize Email Throughput: Send More Email, Faster

September 5, 2023

Sending high volumes of email messages is more complex than sending a quick message to a colleague. To reach a large contact list in a timely manner, it’s essential to understand ways to maximize email throughput. In this article, we lay out eight best practices for sending more emails faster. 1. Use Concurrent Connections When […]

How to Secure SMTP Email Delivery with TLS

August 29, 2023

Secure email sending is a priority for organizations that communicate sensitive data externally. One of the most common ways to send secure emails is with SMTP TLS. TLS stands for Transport Layer Security and is the successor of SSL (Secure Socket Layer). TLS is one of the standard ways that computers on the internet transmit […]

Do you need a VPN for Secure Email in a Wireless Hotspot?

January 28, 2014

LuxSci has been approached by many people asking for VPN (Virtual Private Network) services.  When we ask them why, they indicate that they use wireless hotspots (like at Starbucks and other public places) that are insecure and untrusted and they want to be sure that their email is secure and encrypted there.* Note that even if the […]