[Q] App Lock - Android Software/Hacking General [Developers Only]

I'm trying to create a lock app that would allow the user to lock an application so that in order to launch the locked app, the user would have to enter a password. Does anyone know of any way to do this? Something similar to Smart App Protector, but I'm wanting to take it a different route. Maybe recognize when a package gets launched or intercept such intents. Does anyone know where I could get started?

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Lock Screen with Passcode and Apps

I have been looking everywhere for an app that allows you to use the camera without typing in your passcode. There are many variations on this feature except all those apps aren't that secure and when I do put a passcode lock the quick access to the camera is blocked by the passcode. If you don't understand what I am trying to say then refer to the lock screen on the apple iphone 5. I am an andriod person and i'm just trying to come up with such an app or find one. Please let me know if anyone finds it/creates such an app for driod users.

Security advice needed

Hi. What do you recommend to use to lock down a device when showing an image on your phone to others. Example
(1) i want to use a keyring and have to hand my phone to the cashier to scan because the scanner is behind their counter. How would you lock down the phone to everything but the keyring app.
(2) i want to show someone a movie or picture and hand them my phone but dont want them to access anything but the app I launched for them to see.
I found app lock but that is a lock down per each app. I want something reverse like a quick launch item that essentially turns the lock screen on except for the single app session on the foreground.
Thanks in advance.
Isn't this built in to lollipop? I think it's called screen pinning.
Great suggestion. Never knew about it since I'm on kk not lollipop. Thanks so much

[Q] Lock Screen Security

Hi, I am trying improve the security on my phone, There has been a recent report about a guy who was forced to enter his unlock screen password to border officials at the airport (although he didn't comply). This is a HUGE abuse of power and an even bigger violation of privacy.
I hope never to be in that situation, but if i am i want an easy way out so i am looking for the following solutions:
Entering a secret code / Pattern on the lockscreen that would trigger a factory reset
And / Or
A secret code / Pattern on the lockscreen that would load a "dummy" home Lanucher
as far as i can tell neither exist. Any help/Advice would be great, thanks
Just enter into the guest mode?
HOW??
aniketpatil87 said:
Just enter into the guest mode?
Click to expand...
Click to collapse
How? I mean suppose that official is infront of you , how will you switch to gusest mode wihout letting him know .... i mean in power off option ?? or any other way?
What you are describing is similar to the plausible deniability mode of Truecrypt. However Android doesn't have this function natively, and I don't see how you can implement it without doing some major modification to the system.
What about bringing a secondary phone as a distraction instead?
There is already one major bug in Google Play services 7.0.97 reported by Android Police which alllows attackers to unlock the phone without any password since it takes around 15 ~ 20 seconds to re-apply the lock. Another hole seems that attackers could steal your phone if your phone just gets into the standby mode with disabled sceen. There are general known attacks with such smart-lock enabled function which allows to bypass the pin.
not sure if this is relevant , but on any phone i've owned with a 'swipe-down-status-bar' when phone is showing lock screen all i have to do is swipe the status bar down and can click on any icon to bypass lockscreen then back out of that setting , i.e. settings , apps , wifi , etc. and will be on home screen.
"all I can really do , is stay out of my own way and let the will of heaven be done"
mrrocketdog said:
not sure if this is relevant , but on any phone i've owned with a 'swipe-down-status-bar' when phone is showing lock screen all i have to do is swipe the status bar down and can click on any icon to bypass lockscreen then back out of that setting , i.e. settings , apps , wifi , etc. and will be on home screen.
"all I can really do , is stay out of my own way and let the will of heaven be done"
Click to expand...
Click to collapse
That only works if you didn't set any password lock.
I have es file manager, and i zip and password protect files or folders wich i need but dont want people finding if my phone ever gets stolen. you can check that out.
Maybe there's gonna be something I oversee, but you could (easily) do this with Tasker.
You could use tasker to make an 'app' to login with a different profile on your android. By opening that app, you go into a self-defined stealth-mode, where you disable everything you want to hide and where you open a minimal homescreen.
Tasker + Secure Settings should have all the tools you need to set it up without destroying your real security.
Maybe dual booting to an empty ROM with sdcard access removed and only a small amount of fake information down on the device?
Would not help if they decided to copy your entire devices info for a close exam but should fool most guards into thinking you don't use your phone much.
Just reboot into that ROM at any time you think anyone would ever check.

A lock screen app with multiple pins?

I just had an idea and I though I would share it... imagine you had a lock screen app. You can add one code 1234, it opens your phone. Another one 1345, that opens WhatsApp. All unlock the phone, but they do different actions. Maybe someone could make an app like this...
Or use different fingers on the fingerprint reader to launch different apps
I'm not sure if either is even possible tho... I like to think that unlock codes, patterns and fingerprints etc. are hardware based these days, in which case the phone will not accept different inputs for different things, just like there's just one truecrypt password. Unless the functionality already exists deep within the system.
I may be wrong tho, hope someone will chime in.
you can use the default lockscreen plus an app lock

Question Trun off additional step after facial recognition?

When I use facial recognition to unlock and app, after my face is recognized, before I can go into the app, I get a screen that is showing a message: "Verified. Tap confirm to continue". I am trying to get rid of that message and avoid the unnecessary extra step to press the confirm button before I can access the app. I am told by an app manufactured that it is a setting on my Samsung S22 Ultra with Android 12. But I am coming from an old Pixel phone and cannot find this setting on my new 22Ultra. Can someone direct me to the setting to turn off that extra step after facial recognition works? Thanks!
Sounds like you've installed some 3rd party app that does this. The default S22 behaviour doesn't show this message.
I can see you asked on other fourms, and they suggested things I was going to say. But it seems like some third party app is either doing this, or enforcing it.
the_scotsman said:
Sounds like you've installed some 3rd party app that does this. The default S22 behaviour doesn't show this message.
I can see you asked on other fourms, and they suggested things I was going to say. But it seems like some third party app is either doing this, or enforcing it.
Click to expand...
Click to collapse
Yes I posted on another forum but no solution there yet, just a few good suggestions that don't work. I don't have any other apps that enforce this behavior though. And I pressed support at RoboForm pretty hard about it and they insist it is not something in their app even though RoboForm is an app that it happens in. I am thinking it is when certain 3rd party apps are opened using face recognition, the Android system does not acknowledge those apps for some reason and pops up the message to do a 2nd confirmation before it will allow the apps to open. Thanks for the reply.
Have you tried unistalling Roboform to test if that fixes it?
I have found a few other apps that call up the exact same message so it is not just Roboform. I did uninstall and reinstall Roboform today for another reason and called up a health record app that does the same thing. It happened in the health app even with Roboform uninstalled.
I think we have determined that it is a system message. An app may call it up or trigger it when using face recognition but it is not generated by the app itself. If we knew what it was called then it would be easier to track it down. within Android or the Samsung settings. if it is even in the settings somewhere.
Yea, it's likely going to be a system message, that is called by certain apps in certain circumstances. But the only way you'll find it is to remove apps a few at a time until it stops appearing.
I get the same message and have looked everywhere for a setting. It doesn't exist. Pretty stupid behavior for sure.
Is there a solution? I have the same thing with Microsoft apps. So stupid..
Try: Settings, Biometrics and Security, Face Recognition, And untick: Stay on lockscreen until swipe.
For me, double tapping the screen or using the power button to wake the phone, triggers the face unlock which then quickly unlocks the phone with no other input.
Is this just one app, or all apps?

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