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Results tagged with security
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For more generic questions relating security issues. For specific issues having their own tags, please use those -- e.g. 'malware', 'antivirus', 'privacy', 'lost-phone'. Please see the full tag wiki for more. For more in-depth Android security issues, you might rather want to visit our sister-site at http://security.stackexchange.com/questions/tagged/android
1
vote
Accepted
How can I trust ROMs?
Trust that the all security features work as intended
The main factor of security is that some actions are forbidden/denied for certain entities. … Therefore, I assume that most of the security features are not well-tested in custom ROMs. If something goes wrong in the build process, it may remain undetected for a long time. …
- 21.7k
2
votes
What are possible consequences of not installing updates
The first security problem are apps that are no longer updated because your Android version is too old and is no longer supported. …
- 21.7k
0
votes
Accepted
What can happen if you connect your Android smartphone to a malicious PC?
Assuming that the phone has MTP enabled by default and the Android device unlocked (lock screen has been "opened") as this is usually required to make MTP work. In such a scenario I see multiple possi …
- 21.7k
2
votes
How To Protect Mobile Internet Access?
Depending on your mobile network operator one solution could be to change the APN of your mobile network connection to an invalid value. On most mobile networks you don't get a data connection without …
- 21.7k
0
votes
Why my phone does not need to update the password?
Are you sure that you are not seeing locally cached data? I just tried it my self and changed my Google password. Directly afterwards the GMail app wasn't able to send or receive any mails on my Desir …
- 21.7k
0
votes
How to apply the latest security patches on Nokia 3.1?
Getting the latest update can be a bit trick on some Android devices. There are devices known where the "Check of updates" does not every time really check for updates, on such devices hammering the " …
- 21.7k
5
votes
Are security patches only applied to the latest Android version?
Google provides security updates for older AOSP major versions, but they do not provide updates for Pixel phones. … September 2019 to August 2020
The available Android 11 releases are dated from September 2020 to October 2020 (now)
As these are all factory images available for the Pixel 3a you can see that there are no (security …
- 21.7k
10
votes
If an app requires no permission, can I be completely sure that it is safe to install?
Therefore the risk executing an app without any permission depends on large parts if your device has the very latest security update (see patch level date in Settings -> System -> About -> Security patch … However if your device has a security patch level months or even years ago even an app without permissions may cause serious harm to your device. …
- 21.7k
1
vote
How does Android generate FBE Keys
File based Encryption ans how the different keys are related to each other can be found in the answer to the question Connection between PIN/password and encryption keys in Android on our sister site Security …
- 21.7k
21
votes
How can I verify the authenticity of an APK file I downloaded?
Verifying an APK signature
The correct way to verify an APK file is to use apksigner.
apksigner is part of the Android build tools (Andorid SDK), therefore you may find multiple versions installed, on …
- 21.7k
0
votes
Is permission elevation still a security issue for end users when updating Android?
From my understanding this vulnerability only works for updates that introduce new permissions.
Therefore the update from 2.3.6 to 4.0.x which contained a lot of changes had the highest impact regar …
- 21.7k
1
vote
Can a virus/spyware install itself on a system partition remotely?
Use a device that regularity gets security updates from the vendor (the more often the better, for some devices there are security updates monthly). … Hopefully this allows you to fix the security problems before an malicious app can use it.
Don't use a device that no longer receives security updates. …
- 21.7k
1
vote
Can we get single time access to in-display fingerprint photos in android?
For privacy reasons fingerprints images can never be accessed by Android apps. The following text is about Google Nexus/Pixel phones, but as far as I know it also applies to phones of other manufactur …
- 21.7k
5
votes
Is it possible to somehow understand from the logs what happened to the phone a month ago? A...
Unfortunately Android does not maintain any persistent long-term log files by default.
There are some log buffers available that can be read via adb logcat. However the logs logcat can display to you …
- 21.7k
5
votes
Accepted
How is it possible to hack/steal the data of a stranger's Android phone by holding it by han...
Some devices never get security updates, some only every few months, and the period all devices are getting updates is still shorter than people are using their devices. …
- 21.7k