Mobile Security

Block unwanted calls on your iPhone

New Avast Call Blocker app blocks telemarketing and unsolicited phone calls from your iPhone.

23 November 2016 min read

3 million Android phones vulnerable due to pre-installed rootkit


A backdoor has been discovered that could allow attackers to take complete control of certain Android devices.

21 November 2016 min read

Your Android could be sending messages to China


A pre-installed backdoor on more than 700 Android devices transmits data to a server in China every 72 hours.

17 November 2016 min read

Android Trojan GM Bot is evolving and targeting more than 50 banks worldwide


GM Bot has targeted hundreds of thousands of mobile users in the last quarter.

31 October 2016 min read

Avast’s new Call Blocker app helps users avoid unwanted calls


Easily and effectively block unwanted calls from spammers, telemarketers, and even personal phone numbers with Avast Call Blocker.

26 September 2016 min read

Oktoberfest 2016: How to quickly connect to secure Wi-Fi in Munich


Avast Wi-Fi Finder helps you find Wi-Fi hotspots while traveling.

16 September 2016 min read

Visite Avast Mobile

Wi-Fi Finder 2.0 brings secure Wi-Fi connectivity to the next level


Avast Wi-Fi Finder provides you with free, secure and fast connection to Wi-Fi networks everywhere you go.

31 August 2016 min read

Apple security holes reveal chinks in the iOS armor


Three undiscovered iOS vulnerabilities leave iPhone users scampering to update their devices.

30 August 2016 min read

Phone lost or stolen? Avast has your back with updated Anti-Theft app


Using Avast Anti-Theft, you can now locate, lock, wipe and sound an alarm on your lost or stolen phones by using any mobile or desktop device.

22 August 2016 min read

Linux flaw puts 80% of Android devices at risk


A vulnerability thought to affect about 1.4 billion Android devices has been uncovered.

17 August 2016 min read

The truth behind QuadRooter


Headlines warn that a new Android vulnerability could expose 900 million devices. Find out the truth about QuadRooter, and what you can do to protect yourself.

15 August 2016 min read

Avast Free Mac Security scores a perfect 10 in AV-Comparatives‘ Mac Security Test & Review


Avast Free Mac Security had an 100% detection rate on both AV-Comparatives‘ Mac Malware Protection and Windows Malware Detection tests.

29 July 2016 min read