All Questions
Tagged with encryption android
139
questions
2
votes
2
answers
130
views
How to Sniff Bluetooth Traffic and Determine Encryption on Fitness Tracker Data?
I am attempting to analyze the Bluetooth communication between a fitness tracker (GOJI ACTIVE GFITBK20 Activity Tracker) and its corresponding application (Goji Active) installed on my Android phone. ...
- 23
3
votes
1
answer
440
views
What can forensic analysts extract from a fully encrypted phone? [closed]
I was very disappointed to hear that my friend, who had his Android phone seized not too long ago, has had his phone broken by police forensics.
As far as I know, it was a few years old, Samsung, and ...
1
vote
0
answers
249
views
Are Android Bluetooth file transfers encrypted?
Suppose I pair two Android phones together using Bluetooth and transfer a file from the first phone to the second by sharing the file using Bluetooth. Does Android encrypt the file transfer so that no ...
- 923
1
vote
1
answer
1k
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Android File Encryption without screen lock
I am trying to understand the FBE Key generation and verification process at every boot. My device is going to be handled without a lock screen (Android 11 with FBE + Metadata Encryption Enabled), so ...
- 13
4
votes
2
answers
2k
views
Data and Account security on Android phone in case of it being stolen
How secure are Android smartphones when someone gets physical access to the phone, in other words, someone stealing my phone and how to improve this security?
I'm especially worried about all the ...
- 73
2
votes
4
answers
1k
views
End-to-end encryption with multiple recipients?
As far as I understand, end-to-end encryption is used to encrypt the content on the client (sender), send it to the server and decrypt it on the client (recipient). The clients store their private ...
- 131
0
votes
1
answer
1k
views
Burp suite: URL encoding of request body - Is this safe?
Analyzing an android app's traffic POST request, it sends some important pieces of data in the form of URL encoding. This is pretty easy to decode and get the data. The data is sent over HTTPS. But is ...
- 7
1
vote
0
answers
446
views
How does Android 12 / Pixel 6 allow data access before encryption key entry?
Following on from Why do mobile devices force user to type password after reboot?, I've noticed that my Pixel 6 Pro can access data after a restart. e.g. WhatsApp messages come through and ...
- 34.3k
1
vote
0
answers
188
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When the phone breaks and I regret encryption
I believe most new Android phones have full encryption enabled by default, so even if I just
download some PDF weather report from the internet, it will sit encrypted on my phone's SSD.
Now, suppose ...
- 240
0
votes
0
answers
136
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Utilities and apps that bypass Google password/security
How do applications(UnlockGo) that allow one to connect their Android to PC work in removing password?
I thought the password also is used to encrypt Android device. Is the data erased? i.e. ...
- 157
0
votes
0
answers
995
views
Storing a private key in android/ios keychain encrypted or not
In my app, the user must use a private key to sign a transaction (on a blockchain). (It is quite common)
I am facing questions regarding how to store my user's private key on the device. I am to use a ...
- 101
10
votes
1
answer
2k
views
Are fingerprints less secure (at a software level) on Android (10+)?
Inspired by this question (and more specifically, this answer to the same):
When a passphrase is used, the encryption key is not stored directly in the device. […]
When using biometrics, each reading ...
- 433
13
votes
2
answers
5k
views
Why does an encryption key derived from your lock screen password give you stronger protection (in Android 11)?
Why does an encryption key derived from your lock screen password give you "stronger protection" than a key chosen by the machine (or at any rate not derived from your lock screen password)?
...
- 247
1
vote
1
answer
261
views
Storage access permissions before initial unlock upon startup
How do Android devices (at least all the non-enterprise personal devices I remember owning) display the wallpaper (usually chosen from the 'downloads' folder) on the lock screen when it first is ...
- 11
3
votes
2
answers
4k
views
What is Trusted Credentials in mobile phones?
My phone is encrypted and i was just playing with the configuration and just found a Trusted Credentials that got me curious on what it is and specially in one called Government Root Certification ...
