Questions tagged [facebook]
Facebook is an online social networking service founded in February 2004 by Mark Zuckerberg.
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interchangeable IDs for login under PCI DSS like Facebook and Twitter
Is using multiple interchangeable IDs a PCI DSS complaint? Facebook and Twitter uses the same method for sign in.
multiple interchangeable IDs such as sign in with email or mobile or username.
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Facebook SMS message from a non-Facebook number [duplicate]
I was wondering how could someone intercept a message. Last week, I was recovering my Facebook password and I received the code from another number of some operator company in my country and not from ...
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Every time I log into Facebook, the SMS based 2FA code appears to get intercepted (UK)
Historically, whenever I logged in I got a standard looking text from "Facebook" stating my login code.
As of this morning, when I attempt to log in, I get a fake looking text from a random ...
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I was hacked, I have the hacker's email [closed]
My Facebook was hacked, and it has no recovery options, however I accidentally got the hacker's email.
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How can a device hide that is currently logged on Facebook
My friend logged into my Facebook account from his Android phone using the Facebook app, but when I try looking for the devices on the security page I only can see mine. It's like his device is hidden ...
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Can Meta / Facebook Pixel be loaded by a script loaded from a third party CDN for my web site?
Scenario: I don't want to serve the Facebook/Meta Pixel to my users but let's say I load dozens of scripts and CDN content from third parties. Can one of those third parties insert the Meta / ...
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Are my Facebook messages or Instagram DMs visible (aside from FB and IG) while using a local wifi?
If I am in a place (not at home) such as an educational or work environment and use their WiFi and send or receive Facebook messages or Instagram DMs, are my messages visible to the IT admins of that ...
user282383
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How are advertisements through Facebook targeting me moments after searching on a different computer
When connected to my home network, I only use the Facebook app on my phone. I never log into Facebook via a browser on my laptop or other computer connected to my home network.
How is it possible that ...
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Does the device attributes section of Facebook's data policy entitle it to private files on my device?
I was reading through Facebook's data policy which also encompasses instagram, messenger, etc. It looked like the usual all encompassing breach of privacy I have come to expect from the company but ...
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How do Facebook question pages get your data and what data do they get?
Lately, I've noticed a lot of FB notifications of friends asking stupid questions from other pages. The questions are usually along the lines of "What's the first movie you saw in the cinema?&...
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Is verification code a scam? [duplicate]
When facebook sends the confirmation code, the name FACEBOOK is not displayed as the sender,, instead phone numbers of different countries. Until now, it was only on my notebook, but today I synced my ...
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I have been hacked on Facebook multiple times today alone. What do I do?
My Facebook account has had its password changed four times today, and I'm wondering what to do.
The first time, was at 5:02pm. I received an email saying that my password had been changed. I recently ...
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How to run whatsapp as privately as possible?
I believe it is fairly common knowledge that there are security and privacy concerns regards WhatsApp. The EFF, Ed Snowden, and many others, have expressed concern about the apps' integrity. You don't ...
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Can someone intercept my Messenger calls
I want to know whether or not Facebook Messenger calls can be intercepted and listened to by hackers.
Long story, but I went on a date with a girl who I then blocked immediately afterwards due to me ...
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Will ISP know the location of public comment on Facebook via query link? [duplicate]
Let say that a person has made a comment on a Facebook group and in the browser address bar it will have a link with the following format. If someone clicked on this link, it will jump straight to the ...
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Facebook retargeting pixel
Given a commercial website buy.com and a user with a Facebook account in facebook.com, the user has third-party cookies disabled in the browser.
If a user is logged in their Facebook account and ...
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Is it possible for someone to location spoof (such as a VPN or other) to not be flagged when logging into personal accounts (for example Facebook)? [closed]
I just logged into my FB account from a different location as usual and received a message that my account was locked down due to that attempt from an unknown location. This spiked my curiosity, and I'...
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Facebook and Yahoo 2FA SMS codes from odd numbers [duplicate]
When logging in to Facebook/Yahoo mail, I receive my 2FA codes from random numbers. Here are some examples (I have a Romanian phone number, hence the country codes):
+40 747 691 103
+40 727 347 814
+...
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iOS and Facebook Messenger security
If the same Facebook Messenger account is opened on my device and on another device, and my device's Messenger app is allowed access to photos, can my device's photos be viewed or hacked on the other ...
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How do I prevent my Facebook and Instagram acccount from appearing in "people you may know" recommendations?
Facebook tends to "recommend" your account based on IP and collected data. How do I keep it hidden from people that are geographically related to me? I want to create a pseudo-anonymous ...
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Preventing facebook from recognizing me [closed]
First of all I am not a "computer person" and I'm not going to spend a year learning more about computer stuff so I don't have to ask questions here. I've searched for similar questions, and ...
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Trace Unauthorized login into My Gmail and Facebook Account [duplicate]
I have experienced an unauthorized login into my Gmail and Facebook account, while I was logging into the accounts and doing school assignments. Suddenly, I got an email from Facebook about "...
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Can a malware steals my Facebook c_user, xs, and datr Cookies?
Just as the title suggests. I have a PasswordStealer on my PC and I'm afraid that it can do that. AFAIK, that malware can record keystrokes and steal saved passwords which I don't mind because I don't ...
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Is it normal to receive working SMS verification code from strange number Facebook [closed]
I am Algerian.
Why when I want to reset my Facebook password I receive a SMS from an Algerian phone number (00 213 ...), and not from Facebook? And why sometimes the SMS contain spelling errors?
The ...
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Following the new WhatsApp data privacy update, why does WhatsApp ask from users, even if they didn't, who is going to check their source code?
New WhatsApp data privacy update, that it will share our data with Facebook, we all know Facebook owns WhatsApp and this is obvious Facebook can always access users of WhatsApp as well. So why to ask ...
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Does it make sense to create a Facebook account so I can tell them not to track me?
Not sure this is the right site to ask this, but here it goes.
I've never created a Facebook account, because I don't want people to know about me more than I know about them. But I do have an ...
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Left my Facebook logged in - what could my employer see?
I left my Facebook logged in on my work computer (I help with social media and am an admin). I closed the tab without logging out and it was only when I went to go back onto Facebook again that it was ...
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Found fake Facebook profile with my name and education history, what to do?
A family member of mine called my attention to a Facebook profile with data significantly resembling mine:
Matching first and last name
Matching city
Matching secondary school
Matching university
...
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How does Instagram know my location even if I use VPN and have no sim card? [duplicate]
I'm using this Instagram account only on my 2nd phone which has no sim card and airplane mode always on. I use VPN 100% of the time when connecting to the internet. The account isn't linked with any ...
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Facebook/Google OAuth - need a constant string for E2EE
The clients can use Google and Facebook OAuth for authentication
I need to implement a chat application where the messages are end-to-end encrypted
When the user changes device, the client should be ...
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Before visiting Facebook two cookies got created(fr and sb)
I have cleared all the cookies on my Chrome browser, closed the browser and opened Chrome, navigated to chrome://settings/siteData
I see two new Facebook fr and sb cookies created right away, before ...
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What are the recommended mechanism to securely distribute private keys to thousands of servers?
I am asking this question because in this article https://engineering.fb.com/security/delegated-credentials/ there is a sentence stating "We securely distribute private keys to the servers".
...
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Will anyone figure out who I am if I am downloading torrent while logged in facebook in my browser?
I have protonvpn. I am downloading torrents. I don't want anyone to know that I am downloading torrents. I am also logged in to Facebook in my browser. So Facebook knows my VPN IP.
And my ISP knows ...
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Off-Facebook activities received from apps and websites NEVER logged in via Facebook
Facebook has recently launched "off facebook activity" which lets you see all the activities shared by other apps/websites that you have interacted with.
But how did those apps and websites share ...
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How do LEA and others track no log VPN users?
Other questions have been asked but not with the specific details that I have shown (no log VPN, no leaks, dynamic user agent and JavaScript disabled).
Hypothetical situation
Someone sends a ...
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Isn't Facebook Apptoken Oauth2 client credential unsecure since it sends login credentials request in GET URL?
Facebook Apptoken uses OAuth2 client credential code. But the client_id and client_secret are sent to the servier via HTTP GET method. Isn't this unsecure ?
For instance, any node that has logging ...
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Can't access Facebook account registered under my e-mail address [closed]
I have two e-mail addresses: [email protected] and [email protected].
I have a Facebook account that I can log into using [email protected].
I recently got an email on [email protected] like the one ...
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Is it possible to get hacked by a redirection placed inside a Facebook Graph URL?
Basically, I have a webapp which needs to check the validity of the user of an Android app. After completing the basic login flow with Facebook in the Android app, a Facebook access token is sent to ...
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Is there a way to hack your Facebook account back? [closed]
I think that from title it's pretty obvious what I'm trying to do. My Facebook account has been hacked, as it's using e-mail from whom I've forgotten password I can't get it back. I'm not using this e-...
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How does Facebook track your browsing without third party cookies?
Facebook has served me an ad for a website I visited earlier in the day. I have third party cookies disabled and have not followed any links between the website and Facebook (links which could contain ...
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Cannot remove an unknown active session from my Facebook account [closed]
Cannot remove an unknown active session from my Facebook account . My Facebook account was hacked and I changed my password, then i deleted my active sessions. There was one session from MI that it ...
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Does Facebook scan the photos I upload? [closed]
I uploaded a photo of mine with my friend and tagged some random Facebook users of my friend list. After some time when I opened that post, Facebook is suggesting me to tag my friend who is in that ...
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How to know if a web page is valid and not a man in the middle fake page?
Recently, the facebook page changed on my computer (on others from the same router, I get the regular page). I checked the ssl certificate, and it seems to be authentic, however, as the page does not ...
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How can we avoid the Facebook SDK? General: Trusted forge for Android apps?
I know that privacy is dead etc, but I saw a presentation (Link: https://www.youtube.com/watch?v=OTt1AVRQyx0 )about developers of Android apps using the Facebook SDK for whatever reason in their ...
user99573
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Would it be possible for me to become infected just by opening a Facebook message?
I received one of those obvious fake "is this you?" and some fake Youtube link on Facebook Messenger. I don't know what it redirected to as I didn't click it (I only hovered over it to see if it was a ...
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Facebook Knows About my Search History in Other Browsers
I use a private IE window to browse facebook (theoretically no data stored locally). I log in to facebook maybe once every 6 months.
Two months ago, I used Chrome on the same machine to search for ...
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Why can I log in to my Facebook account with a misspelled email/password?
I've been playing around with different login forms online lately to see how they work. One of them was the Facebook login form. When I logged out of my account my email and password were ...
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Could clicking a Grabify link to my Facebook page get me hacked?
My newest boyfriend sent me a Grabify link on Messenger. Without thinking (probably because of trusting him), I clicked the link (yeah, I'm an idiot, lol). The link has routed to my Facebook account.
...
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Do we have to be concerned about FaceApp?
After that FaceApp got viral, so many articles have been writing about privacy issues of FaceApp. They argue that FaceApp sends user pictures to their servers and store. As the company is based in ...
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How is Facebook determining my location when I don't have the app installed?
I have done everything that I can think of to prevent companies like Facebook from knowing my actual location, yet recently I've started noticing extremely specific ads from them.
For example, I ...
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