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This article is the write-up of the code obfuscation challenge of the Android CTF Juicy Bar.

This article is a write-up of the Hardcoded Secrets challenge in the Android CTF Juicy Bar.

This article is a write-up of the Bad hash challenge in the Android CTF Juicy Bar.

This article is a write-up of the Obfuscated Secrets challenge in the Android CTF Juicy Bar.

This article delves into the concept of exported broadcast receivers in Android, explaining their functionality and potential security risks. Through hands-on exercises and examples, readers learn how to identify and exploit vulnerabilities in exported broadcast receivers, enhancing their understanding of Android security.