# Mobile Security

Published articles for Mobile Security.

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## Rethinking Mobile App Security | Guardsquare

DevFeed: [Rethinking Mobile App Security | Guardsquare](<https://devfeed.tech/articles/rethinking-mobile-app-security-guardsquare-26312.md>)

Original publisher: [Read original article](<https://www.guardsquare.com/blog/rethinking-mobile-app-security>)

Author: Guardsquare

Published: 2026-08-04T13:02:55Z

Content type: article

Language: en

Sources: [Guardsquare Blog](<https://devfeed.tech/sources/guardsquare-blog.md>)

Topics: [Mobile Security](<https://devfeed.tech/topics/mobile-security.md>), [Security](<https://devfeed.tech/topics/security.md>), [Testing](<https://devfeed.tech/topics/testing.md>), [Development](<https://devfeed.tech/topics/development.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [development](<https://devfeed.tech/tags/development.md>), [ios](<https://devfeed.tech/tags/ios.md>), [mobile](<https://devfeed.tech/tags/mobile.md>), [mobile-security](<https://devfeed.tech/tags/mobile-security.md>), [process](<https://devfeed.tech/tags/process.md>), [protection](<https://devfeed.tech/tags/protection.md>), [security](<https://devfeed.tech/tags/security.md>), [testing](<https://devfeed.tech/tags/testing.md>), [thought-leadership](<https://devfeed.tech/tags/thought-leadership.md>), [vulnerabilities](<https://devfeed.tech/tags/vulnerabilities.md>)

### AI overview

The article argues that mobile app security failures span code, development, testing, APIs, and production rather than occurring in one isolated place. It recommends integrating continuous security testing into the development lifecycle and protecting application logic such as payment flows, authentication mechanisms, and proprietary algorithms.

### Source excerpt

Mobile app security rarely breaks in a single place. Instead, it fails across layers that were never designed to work together.

## Why OS-Level Security Isn't Enough for Mobile Apps | Guardsquare

DevFeed: [Why OS-Level Security Isn't Enough for Mobile Apps | Guardsquare](<https://devfeed.tech/articles/why-os-level-security-isn-t-enough-for-mobile-apps-guardsquare-26307.md>)

Original publisher: [Read original article](<https://www.guardsquare.com/blog/limits-of-os-level-mobile-security>)

Author: Simon Haven - Product Marketing Manager

Published: 2026-07-14T12:36:57Z

Content type: opinion

Language: en

Sources: [Guardsquare Blog](<https://devfeed.tech/sources/guardsquare-blog.md>)

Topics: [Mobile Security](<https://devfeed.tech/topics/mobile-security.md>), [Application Security](<https://devfeed.tech/topics/application-security.md>), [Security](<https://devfeed.tech/topics/security.md>), [Android](<https://devfeed.tech/topics/android.md>), [iOS](<https://devfeed.tech/topics/ios.md>), [Reverse Engineering](<https://devfeed.tech/topics/reverse-engineering.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [application-security](<https://devfeed.tech/tags/application-security.md>), [attacks](<https://devfeed.tech/tags/attacks.md>), [dexguard](<https://devfeed.tech/tags/dexguard.md>), [general](<https://devfeed.tech/tags/general.md>), [ios](<https://devfeed.tech/tags/ios.md>), [ixguard](<https://devfeed.tech/tags/ixguard.md>), [mobile-security](<https://devfeed.tech/tags/mobile-security.md>), [os](<https://devfeed.tech/tags/os.md>), [reverse-engineering](<https://devfeed.tech/tags/reverse-engineering.md>), [security](<https://devfeed.tech/tags/security.md>)

### AI overview

The article argues that Android and iOS security protections primarily protect devices and users, but do not comprehensively verify whether mobile application code remains trustworthy after deployment. It recommends dedicated mobile application security alongside operating-system protections to reduce risks such as reverse engineering and runtime tampering.

### Source excerpt

Since day one, Google and Apple have integrated security features into their respective operating systems, Android and iOS. However, as mobile devices have grown to become near ubiquitous, so, too, have the attacks targeting them. In 2025, 43% of surveyed organizations cited mobile app threats as a top contributor to mobile security breaches, according to a report by Verizon. In response, Google and Apple have continued introducing stronger and more refined security tools and features with each new release.

## How Android helps keep you safe from impersonation scams with fake call detection

DevFeed: [How Android helps keep you safe from impersonation scams with fake call detection](<https://devfeed.tech/articles/how-android-helps-keep-you-safe-from-impersonation-scams-with-fake-call-detection-7617.md>)

Original publisher: [Read original article](<https://blog.google/security/android-fake-call-detection/>)

Author: Oren Schetrit

Published: 2026-06-02T18:00:00Z

Content type: release

Language: en

Sources: [Security](<https://devfeed.tech/sources/security.md>)

Topics: [spoofing](<https://devfeed.tech/topics/spoofing.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [android](<https://devfeed.tech/tags/android.md>), [android-security](<https://devfeed.tech/tags/android-security.md>), [attacks](<https://devfeed.tech/tags/attacks.md>), [audio](<https://devfeed.tech/tags/audio.md>), [fraud](<https://devfeed.tech/tags/fraud.md>), [mobile-security](<https://devfeed.tech/tags/mobile-security.md>), [none](<https://devfeed.tech/tags/none.md>), [scams](<https://devfeed.tech/tags/scams.md>), [spoof](<https://devfeed.tech/tags/spoof.md>), [voice](<https://devfeed.tech/tags/voice.md>), [voice-cloning](<https://devfeed.tech/tags/voice-cloning.md>)

### AI overview

Android introduces fake call detection to flag suspected spoofed calls between contacts using Phone by Google, aiming to counter AI voice-cloning impersonation scams.

### Source excerpt

Warning that says 'someone may be pretending to call from your contact's number'

## Mobile app permissions (still) matter more than you may think

DevFeed: [Mobile app permissions (still) matter more than you may think](<https://devfeed.tech/articles/mobile-app-permissions-still-matter-more-than-you-may-think-8391.md>)

Original publisher: [Read original article](<https://www.welivesecurity.com/en/mobile-security/mobile-app-permissions-still-matter-more-think/>)

Author: Phil Muncaster

Published: 2026-02-27T10:00:00Z

Content type: article

Language: en

Sources: [WeLiveSecurity](<https://devfeed.tech/sources/welivesecurity.md>)

Topics: [Security](<https://devfeed.tech/topics/security.md>), [Authorization](<https://devfeed.tech/topics/authorization.md>), [Android](<https://devfeed.tech/topics/android.md>), [iOS](<https://devfeed.tech/topics/ios.md>), [App](<https://devfeed.tech/topics/app.md>), [data](<https://devfeed.tech/topics/data.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [app](<https://devfeed.tech/tags/app.md>), [data](<https://devfeed.tech/tags/data.md>), [developers](<https://devfeed.tech/tags/developers.md>), [ios](<https://devfeed.tech/tags/ios.md>), [mobile](<https://devfeed.tech/tags/mobile.md>), [mobile-security](<https://devfeed.tech/tags/mobile-security.md>), [privacy](<https://devfeed.tech/tags/privacy.md>), [security](<https://devfeed.tech/tags/security.md>)

### AI overview

This article explains how mobile app permissions control access to device data and features on Android and iOS. It describes normal and dangerous Android permissions, runtime consent, newer multi-step requests, and the privacy and security risks of granting apps excessive access.

### Source excerpt

Start using a new app and you'll often be asked to grant it permissions. But blindly accepting them could expose you to serious privacy and security risks.

## Android Security: mobsfscan

DevFeed: [Android Security: mobsfscan](<https://devfeed.tech/articles/android-security-mobsfscan-27032.md>)

Original publisher: [Read original article](<https://blog.stackademic.com/android-security-mobsfscan-7cd9f52e19a0?source=rss-be40b368c57e------2>)

Author: Matthew Dolan

Published: 2026-01-16T17:51:35Z

Content type: tutorial

Language: en

Sources: [Stories by Matthew Dolan on Medium](<https://devfeed.tech/sources/stories-by-matthew-dolan-on-medium.md>)

Topics: [Android Security](<https://devfeed.tech/topics/android-security.md>), [Mobile Security](<https://devfeed.tech/topics/mobile-security.md>), [Security](<https://devfeed.tech/topics/security.md>), [GitHub Actions](<https://devfeed.tech/topics/github-actions.md>), [CI/CD](<https://devfeed.tech/topics/cicd.md>), [GitHub](<https://devfeed.tech/topics/github.md>), [Docker Image](<https://devfeed.tech/topics/docker-image.md>)

Tags: [android-app-development](<https://devfeed.tech/tags/android-app-development.md>), [android-security](<https://devfeed.tech/tags/android-security.md>), [androiddev](<https://devfeed.tech/tags/androiddev.md>), [build-secure-apps](<https://devfeed.tech/tags/build-secure-apps.md>), [ci-cd](<https://devfeed.tech/tags/ci-cd.md>), [docker-image](<https://devfeed.tech/tags/docker-image.md>), [github](<https://devfeed.tech/tags/github.md>), [github-actions](<https://devfeed.tech/tags/github-actions.md>), [mobile-security](<https://devfeed.tech/tags/mobile-security.md>), [security](<https://devfeed.tech/tags/security.md>)

### AI overview

A tutorial on using the free, open-source mobsfscan tool to detect insecure code patterns in mobile applications. It focuses on running mobsfscan with GitHub Actions and uploading SARIF results to GitHub's Security tab.

### Source excerpt

Not a medium member? "Read for free" Continue reading on Stackademic "

## There's no you in srveillance

DevFeed: [There's no you in srveillance](<https://devfeed.tech/articles/there-s-no-you-in-srveillance-1864.md>)

Original publisher: [Read original article](<https://signal.org/blog/theres-no-you-in-srveillance/>)

Published: 2015-01-25T00:00:00Z

Content type: opinion

Language: en

Sources: [Signal Blog](<https://devfeed.tech/sources/signal-blog.md>)

Topics: [Cryptography](<https://devfeed.tech/topics/cryptography.md>), [Security](<https://devfeed.tech/topics/security.md>), [Mobile Security](<https://devfeed.tech/topics/mobile-security.md>), [Code](<https://devfeed.tech/topics/code.md>), [User Interfaces](<https://devfeed.tech/topics/user-interfaces.md>), [Whisper](<https://devfeed.tech/topics/whisper.md>)

Tags: [code](<https://devfeed.tech/tags/code.md>), [cryptography](<https://devfeed.tech/tags/cryptography.md>), [interfaces](<https://devfeed.tech/tags/interfaces.md>), [mobile-security](<https://devfeed.tech/tags/mobile-security.md>), [security](<https://devfeed.tech/tags/security.md>), [user-interfaces](<https://devfeed.tech/tags/user-interfaces.md>), [whisper](<https://devfeed.tech/tags/whisper.md>)

### AI overview

The article recounts an early attempt to communicate privately using a QBasic Caesar cipher and walkie-talkies, then connects that experience to the ongoing difficulties of privacy technology. It praises Open Whisper Systems for developing a fresh approach to challenging mobile security problems and for addressing the poor usability and legacy constraints common in privacy software.

### Source excerpt

Winter Break Of Code Day Thirteen My ten-year-old mind was completely blown when I realized that I could eavesdrop on the walkie-talkie conversations of the other kids in my neighborhood. I rode my bike to the library in stunned silence, found a book about codes and puzzles, and raced home to my computer. I reluctantly transformed QBasic into something other than a conduit for modified games of NIBBLES.BAS and GORILLA.BAS, and wrote a Caesar cipher implementation that worked in both directions. That ended up being the easy part. Read more...

## A New Home

DevFeed: [A New Home](<https://devfeed.tech/articles/a-new-home-1872.md>)

Original publisher: [Read original article](<https://signal.org/blog/welcome/>)

Published: 2013-01-21T00:00:00Z

Content type: article

Language: en

Sources: [Signal Blog](<https://devfeed.tech/sources/signal-blog.md>)

Topics: [Mobile Security](<https://devfeed.tech/topics/mobile-security.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>), [Security](<https://devfeed.tech/topics/security.md>), [releases](<https://devfeed.tech/topics/releases.md>)

Tags: [mobile](<https://devfeed.tech/tags/mobile.md>), [mobile-security](<https://devfeed.tech/tags/mobile-security.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [privacy](<https://devfeed.tech/tags/privacy.md>), [releases](<https://devfeed.tech/tags/releases.md>), [security](<https://devfeed.tech/tags/security.md>), [surveillance](<https://devfeed.tech/tags/surveillance.md>)

### AI overview

The article announces a new home for Open Whisper Systems, the community-driven continuation of mobile security and privacy software originally developed by Whisper Systems and released under the GPLv3 Open Source license. It invites people to support the project through bug reports and fixes, language translations, user documentation, and the mailing list.

### Source excerpt

Whisper Systems was a company focused on the development of mobile security software, which was acquired by Twitter in late 2011. Twitter very generously made some of the Whisper Systems software available under an Open Source license (GPLv3), which has since been under open development by the community. The software has seen a number of new releases based on that open development, and we've been calling the project for this continued work "Open Whisper Systems." Welcome to the project's new home. Read more...