Sec MQTT Pub
TLS X.509 MQTT Publisher
About
This app provides a secure MQTT client for communicating with IoT devices using X.509 authentication and AES-128 encryption. It allows for customized messages and topics, offering a robust solution for secure IoT project communication.
What's New in Sec MQTT Pub
2.1.0
January 8, 2026
- Fixed Cross-Phone Tag Security Vulnerability via QR Code Import. - Strengthened Biometric Authentication by Addressing Bypass Timing.
Developer apps
FAQ
What is Sec MQTT Pub used for?
Sec MQTT Pub is an open-source MQTT client designed for secure communication with IoT devices. It utilizes X.509 authentication and AES-128 encryption to protect your data.
How does Sec MQTT Pub secure communication?
It employs X.509 certificates for authentication and AES-128 encryption to prevent man-in-the-middle attacks, ensuring end-to-end security for your IoT data.
Can I customize messages and topics in Sec MQTT Pub?
Yes, you can define up to 4 buttons, each with customized messages and associated MQTT topics, allowing for flexible control of your IoT device interactions.
Does Sec MQTT Pub support biometric authentication?
Yes, Sec MQTT Pub supports biometric authentication methods such as Face ID and Touch ID, adding an extra layer of security and convenience for accessing the app.
Is Sec MQTT Pub available on multiple devices?
Sec MQTT Pub is currently supported on iPhones and iPods, providing a secure MQTT solution for users on these Apple devices.
What is the update frequency for Sec MQTT Pub?
The app was last updated on January 8, 2026, indicating a recent update. The developer, Care Active Corp., provides this open-source utility.
What is the age rating for Sec MQTT Pub?
Sec MQTT Pub has an age rating of 4+, making it suitable for a wide range of users interested in IoT development and secure communication.
Where can I find more information or the source code for Sec MQTT Pub?
More information, including the source code and demos, can be found on the project's GitHub site at https://github.com/tracmo/open-tls-iot-client.
