Martin Bergenwall

Security for Connected Devices

Published Friday March 29th, 2019 | Comments Off on Security for Connected Devices
Posted in Biz Circuit & Dev Loop, Internet of Things, Security

With this post, I want to continue from earlier discussions on security posted here and here and focus on Connected Devices or the Internet of Things (IoT). IoT typically represents a network of physical objects (or “things”) embedded with electronics, software, sensors, and connectivity to enable those objects to exchange data with the manufacturer, operator, […]

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Tuukka Turunen

Qt 5.11.3 Released with Important Security Updates

Published Tuesday December 4th, 2018 | 6 Comments on Qt 5.11.3 Released with Important Security Updates
Posted in Dev Loop, Releases, Security

Qt 5.11.3 is released today. As a patch release it does not add any new functionality, but provides important bug fixes, security updates and other improvements. Compared to Qt 5.11.2, the Qt 5.11.3 release provides fixes for over 100 bugs and it contains around 300 changes in total. For details of the most important changes, please check the Change […]

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Eskil Abrahamsen Blomfeldt

Security advisory about Qt for Android

Published Wednesday November 22nd, 2017 | 3 Comments on Security advisory about Qt for Android
Posted in Android, Announcements, Dev Loop, Security

Two vulnerabilities have been identified in Qt for Android which could be used by a malicious application to hijack an existing Qt for Android application on the same device. The vulnerabilities in question were found by Satoru Nagaoka from Cyber Defense Institute, Inc., and have been assigned the following vulnerability IDs: JVN#27342829 and JVN#67389262. These […]

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Tuukka Turunen

Qt Weekly #26: Protecting your application against hacking

Published Tuesday February 17th, 2015 | 7 Comments on Qt Weekly #26: Protecting your application against hacking
Posted in Biz Circuit & Dev Loop, Licensing, Security

Open-source applications are open by nature, indented and encouraged for tweaking, hacking and further development. For a business critical application or a device there sometimes is desire to make it closed and prevent modifications. Because of the dual licensing, Qt offers a commercial license option that is well suited for making closed applications and devices […]

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Tuukka Turunen

Heartbleed Bug (CVE-2014-0160) and Qt

Published Thursday April 10th, 2014 | 3 Comments on Heartbleed Bug (CVE-2014-0160) and Qt
Posted in Security

Although Qt as such is not affected by the Heartbleed Bug (CVE-2014-0160) found in OpenSSL, it affects users of Qt, so I wanted to write a short summary about the topic. As defined at “The Heartbleed Bug is a serious vulnerability in the popular OpenSSL cryptographic software library. This weakness allows stealing the information protected, […]

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