Responsive Navigation
☰
Our Solutions
Products
PortBloque E
PortBloque S
EncryptorPak
Support
Company
Contact Us
Protect your Serial Modbus Network from Internet Attacks
Stop Hackers Before Any Real Damage is Done
Our Modbus firewalls are used by some of the biggest names in the oil and gas industry around the world.
Low Cost Modbus-filtering Firewall
Easy setup.
$475.
Learn More
Remote Access Security for Industrial Networks
What Sets Us Apart
Sequi
(sĕ-kwee)
Developers of cybersecurity products for industrial control systems
Contact Us
Terms of Use
|
Privacy Policy
© 2025 Sequi, Inc. All rights reserved.