https://rb9.nl/posts/Arr-bee-nine? Arr-benign? ¯\_(ツ)_/¯Hugo -- gohugo.ioenSun, 28 Aug 2022 00:00:00 +0000https://rb9.nl/posts/2022-08-28-mch2022-smart-light-hacking-journey/Sun, 28 Aug 2022 00:00:00 +0000https://rb9.nl/posts/2022-08-28-mch2022-smart-light-hacking-journey/Slides and video links to the MCH2022 talk titled 'A Smart Light Hacking Journey'https://rb9.nl/posts/2022-03-29-light-jailbreaking-exploiting-tuya-iot-devices/Tue, 29 Mar 2022 00:00:00 +0000https://rb9.nl/posts/2022-03-29-light-jailbreaking-exploiting-tuya-iot-devices/Identification and exploitation of a vulnerability affecting Tuya IoT devices, going from a device configuration request to remote code execution.https://rb9.nl/posts/2021-08-21-biginteger-usage-limited-text-binary-encoding/Sat, 21 Aug 2021 00:00:00 +0000https://rb9.nl/posts/2021-08-21-biginteger-usage-limited-text-binary-encoding/While writing an exploit for a Java EL injection vulnerability on a particularly weird setup using Java 7, I needed to find a way to encode Java class bytecode...https://rb9.nl/posts/2021-03-12-running-software-on-soho-router/Fri, 12 Mar 2021 00:00:00 +0000https://rb9.nl/posts/2021-03-12-running-software-on-soho-router/Recently, I've been wanting to run a PiHole server for ad-blocking in my home network, but I didn't want to set up a machine exclusively for it...https://rb9.nl/posts/2017-11-15-codeblue2017-common-modulus/Wed, 15 Nov 2017 00:00:00 +0000https://rb9.nl/posts/2017-11-15-codeblue2017-common-modulus/There are 3 challenges in this series, all of which are based on the same problem with varying conditions. Therefore, we’ll go through them in increasing order of difficulty and build solutions incrementally...