Advanced Security LinuxFan58 Samsung A56

Last updated
Jun 1, 2025
Mobile brand
Samsung
Mobile model
A56
Mobile operating system
Android
Mobile OS version
Andoid 16
Mobile security update support
Supported - still receiving security updates
Mobile system updates
Automatic updates
Google Play Protect settings
    • Scan apps with Play Protect
    • Improve harmful app detection
    • Permissions for unused apps to be removed
Google Play system update
Mar 1, 2026
App store(s)
    • Google Play Store
App updates
Auto-update on Wi-Fi only
Screen lock method
Password
Biometric security
    • Fingerprint(s)
SIM and mobile number protection
    • Lock SIM card with a PIN
Stolen Device Protection
Off
Unknown tracker alerts
    • Unknown Tracker Alerts (Android)
Find a lost device
    • Google Find Hub (formerly Find My Device)
    • SmartThings Find (Samsung)
Security and privacy apps
Samsung App Protection (based on McFee, should scan when I would install an app)
Firewall and VPN apps
NetGuard (always on) and Proton VPN (on demand) free
Mobile browsers
Firefox with uBlockOrigin (only easylist and Kees1958 filters plus custom rules for bookmarked websites) and Quad9 for DOH
Password and passkey manager
Build in
Phone & Caller ID
None
Messaging
None
Music & Podcasts
None
Photo & Video
Default apps
Entertainment
None
Note-taking
Office
Cloud storage
OneDrive
Games
None
Android launcher
None
Two-factor authentication
Microsoft
File and photo backups
Backup through laptop to USB drive
Subscriptions
    • None
Notable changes
None really, don't install apps (have only 1 page with apps I use) and only use whatsapp for communication (not as social media) and linkedin for business, no (other) social media.
Feedback preference

Suggestions on the main improvements

NetGuard looks like it could be good. I'll look forward to your sharing experience with it. (y)
I really like the options to block mobile and allow wireless. It has also options to allow national roaming and EU roaming. For me a pensionado travelling a lot that really works well (I have to allow roaming on all networks for my data bundle extra eSim).

So it seems to be designed for people living in the EU (in the EU we get national tariffs no matter which EU country you are in).

I don't know whether state tariffs differ for mobile in the US or US citizens have cheaper tariffs in the US-CAN-MEX economical zone (or what is left over from it with Trump import taxes). So the advantage for me using a SIM in the EU and eSIM outside, might not be as obvious for non EU citizens.
 
@LinuxFan58

Congratulations on your setup.

This is the smartphone my wife and I both want to buy on the next Black Friday.
I’d recommend setting up a Private DNS service like ControlD DNS - Custom Configuration, which you’ll configure via DNS-over-TLS according to your needs:


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If you then use DOH in your browser, as you know, this will override the Private DNS you’ve set up at the system level.
 
Sorry forget to mention using Quad9 as DNS.

@Sampei Nihira.
I used Quad9 as private DNS, but felt back to automatic, because my eSim sometimes had trouble connecting. That is why I use Quad9 as DOH.

I bought the A56 just after its introduction. Initial reviews said it was a meager upgrade. Soon telecom operators started to dump the devices and I got it for real cheap (only 1.5 euro more per month than the A36 with bonus GB's). It was actuallty 6 euro's cheaper per month than my A54 with 15GB instead (A56) of 7GB per month (A54)..

I like it, everything runs smoothly
(example of picture taken today)
 

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Did you take that picture today? :oops:
What are you doing at the Kalta Minor minaret?
On vacation?
Yes, holiday, 2 weeks backpacking during spring (May) holiday in Netherlands, no classes :-)

The bonus of keep working after retirement (besides the big plus of teaching youngster my old profession and seeing some of them really got a talent for it, but you know how much fun that is)
 
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Security tip
Treat VPN claims critically. Look beyond a VPN's marketing promises. Consider its ownership, transparency, security history, and the information its service needs to operate.
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