Help Net Security newsletters: Daily and weekly news, cybersecurity jobs, open source projects, breaking news – subscribe here!

Please turn on your JavaScript for this page to function normally.
TrackerControl for Android
Product showcase: TrackerControl lets Android users see who’s tracking them

TrackerControl is an open-source Android application designed to give users visibility into and control over the hidden data within mobile apps. Many apps routinely …

Blokada
Product showcase: Blokada for Android gives users control over network traffic

Blokada is a network privacy and ad-blocking application available on Android, iOS, Windows, macOS, and Linux. It is designed to reduce ads, block trackers, and limit unwanted …

Glasswire
Product showcase: GlassWire mobile firewall for Android

GlassWire is a free network monitoring and security application for Windows and Android. It lets you see how your system communicates over the internet and local network. The …

open-source security tools
40 open-source tools redefining how security teams secure the stack

Open source security software has become a key way for teams to get flexibility, transparency, and capability without licensing costs. The free tools in this roundup address …

Brain
AI vs. you: Who’s better at permission decisions?

A single tap on a permission prompt can decide how far an app reaches into a user’s personal data. Most of these calls happen during installation. The number of prompts keeps …

Android
Google fixes Android vulnerabilities “under targeted exploitation” (CVE-2025-48633, CVE-2025-48572)

Google has shipped patches for 51 Android vulnerabilities, including two high-severity flaws (CVE-2025-48633, CVE-2025-48572) that “may be under limited, targeted …

Google Play
Google Play Store’s privacy practices still confuse Android users

Privacy rules like GDPR and CCPA are meant to help app stores be clearer about how apps use your data. But in the Google Play Store, those privacy sections often leave people …

healthcare
The diagnosis is in: Mobile health apps are bad for your privacy

Sensitive data is moving through Android healthcare apps without adequate protection. Researchers found that many transmit information without encryption, store files without …

Android
ProSpy and ToSpy: New spyware families impersonating secure messaging apps

ESET researchers have found two Android spyware campaigns aimed at people looking for secure messaging apps such as Signal and ToTok. The attackers spread the spyware through …

Android
Your budget Android phone might be spying on you

Researchers have found that many low-cost Android devices come with pre-installed apps that have high-level access to the system. Unlike apps from the Google Play Store, many …

Android
Google fixes actively exploited Android vulnerabilities (CVE-2025-48543, CVE-2025-38352)

Google has provided fixes for over 100 Android vulnerabilities, including CVE-2025-48543 and CVE-2025-38352, which “may be under limited, targeted exploitation.” …

VPN
Android VPN apps used by millions are covertly connected AND insecure

Three families of Android VPN apps, with a combined 700 million-plus Google Play downloads, are secretly linked, according to a group of researchers from Arizona State …

Don't miss

Cybersecurity news
Daily newsletter sent Monday-Friday
Weekly newsletter sent on Mondays
Editor's choice newsletter sent twice a month
Periodical newsletter released when there is breaking news
Weekly newsletter listing new cybersecurity job positions
Monthly newsletter focusing on open source cybersecurity tools