Sequi

At Sequi, Inc., we are dedicated to providing top-notch cybersecurity solutions for industrial control systems. Our team of experts has extensive experience in designing and manufacturing high-quality products that meet the unique needs of our customers. Our Modbus firewalls are trusted by some of the biggest names in the oil and gas industry around the world.

Our Story

Founded in 1999, Sequi, Inc. is a privately held company focused on designing and manufacturing data and network security products. Our expertise in embedded systems, cipher implementation, networking protocols, and communications has led to technology solutions for government, aerospace, and commercial industries. We take pride in developing all our products in-house and assembling them here in California.

Our Mission

Our mission is to deliver the most cost-effective and high-quality solutions for protecting data between connected devices in the industrial control environment. We strive to improve cybersecurity transformation towards the advancement of a safe and interconnected world.

Our Vision

Our vision is to provide innovative cybersecurity solutions that meet the evolving needs of our customers. We are committed to securing industrial remote access in ways that other products don't, with firewalls that analyze industrial protocols and filter at the deepest levels.

What Sets Us Apart

What sets us apart is our commitment to quality, affordability, and ease of use. Our products are priced significantly lower than our competitors' products, and online technical support is always free of charge. Our firewalls are purpose-built for securing M2M applications, increasing perimeter security, and closing attack vectors that put control devices at risk.

Our Solutions

Our products are designed to provide remote access security for industrial networks, protecting against cyber attacks and securing plant operations. We offer a range of solutions, including PortBloque E, PortBloque S, and EncryptorPak, to help build a secure data path from the Internet to your industrial control system.