A branch of computer technology known as information security as applied to computers and networks.

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6
votes
2answers
3k views

What does a very long Google verification code mean?

I just received a mostly usual SMS starting with "Your Google verification code is...". Only mostly, however, because: I definitely didn't attempt a new sign in with Google in the last hour. I have ...
4
votes
1answer
5k views

Does Facebook's Suspicious Activity Prevention actively block people?

Facebook just notified me that someone somewhere in Europe accessed my account (or attempted to access it). My gmail account had filters to delete all mail from facebook (because it used to just be ...
3
votes
2answers
10k views

Does Facebook remove geotag information from uploaded photos?

I am curious about whether Facebook will remove geotags from uploaded photos automatically? Or is it the responsibility of the user to ensure this information isn't in the photos that they upload? ...
-2
votes
0answers
23 views

Webapps' IP logging [closed]

What are the most common methods of logging user's IP? Is there a site containing a collection of them? How common is using WebRTC for this? https://diafygi.github.io/webrtc-ips/ (Tor and VPN fan ...
0
votes
1answer
37 views

Facebook login IP list

Is it possible on Facebook to obtain a list of recent login IP addresses? If not, is it possible to get information about recent login attempts? When somebody tries to login (but fails the photo ...
0
votes
0answers
19 views

Facebook login from untrusted device - nothing happens

I have only one trusted device - an Android phone. I tried to login to Facebook using different user agents and proxies but nothing happened. What is the purpose of a trusted device? Why am I able to ...
1
vote
1answer
76 views

How to set up PayPal's two-factor authentication with a mobile app or trust my computer?

I just set up two-factor authentication feature for my account with PayPal, but I can't seem to find a way how to set it up to either trust my desktop computer (so that it doesn't ask for a PIN on it) ...
2
votes
1answer
26 views

Box.com + Google Docs integration: Which service provides the storage / security level?

I have a document that I need to collaboratively edit with some colleagues. Trying to do this with a standard shared file is a recipe for disaster, so I'd love to use Google Docs instead. However, the ...
7
votes
1answer
6k views

Reusing a phone number in two (or more) Facebook accounts - Is it allowed?

I have two Facebook accounts for some personal reasons. I have my phone number registered to one of them. I want to register my phone number to also the other one for security reason, but I'm worried ...
2
votes
2answers
401 views

Two factor gmail authentication: How to login from *either* device? [closed]

How can I use 2 factor Gmail authentication in this situation? I have a Gmail account, a laptop and a phone. I use 2 factor authentication so that when i try to access Gmail on the laptop, i verify ...
0
votes
2answers
122 views

Google sign in & security shows unknown Linux under recently used devices

I signed into my Google account and see that there is this Linux that last synced recently..., under "recently used devices". I have no clue what this is. I don't remember using any Linux or do any ...
10
votes
2answers
2k views

Is it safe to use Gravatar?

I vaguely remember hearing that Gravatar had some security or privacy flaw. I think it was that someone could extract your e-mail address if you used a Gravatar. Is Gravatar safe? How do you know? ...
-1
votes
1answer
44 views

What payment process do usabilityhub.com use and is it secure?

I was wondering if anyone can tell me what payment provider (e.g. datacash) usability hub use or if they use their own. This is a shot of their payment flow:
0
votes
0answers
16 views

ServiceNow attachments based on file type

I am using ServiceNow. There is a built-in capability to restrict attachments based on extension. However, this is insufficient in terms of security. The file extension can be easily changed which ...
5
votes
3answers
1k views

Is it safe to click on a jsfiddle or jsbin link?

In forums, I see more and more questions that use jsfiddle or jsbin to share live examples. My question: are these links safe? Would it be possible that somebody includes malicious code in a public ...
0
votes
1answer
64 views

My Gmail account is being used in another location

Actually, I do not know whether or not my Gmail account is compromised given the details. I am on a desktop computer right now and logged in to my account. I have got a Windows phone with Gmail ...
2
votes
2answers
2k views

Is this email from Google Wallet spam, fraud, or legitimate?

I have just received an email from Google wherein they are asking for my physical address so that I can continue to use my Google Wallet account. This is strange since I have never used Google Wallet. ...
4
votes
1answer
77 views

How to trigger Facebook photo verification?

I would like to trigger photo verification for my own account. It is said that Facebook gives you a bunch of photos to identify if you log in from an unknown or new location. I have already tried to ...
0
votes
0answers
45 views

How do I remove the notification “You have granted access to your account to xxxxxxxx@gmail.com”?

I have a primary GMail mail account (e.g.; Private@gmail.com) which I use to communicate with my close friends and family members, to which my Youtube account with a lot of personal and ideological ...
6
votes
2answers
4k views

Should I give Google my phone number?

Gmail is bothering me lately with this message: Hey, this is important: We don't have a password recovery email address or phone number for your account. If you lose access, we may not be able to ...
1
vote
1answer
139 views

Gmail locked out “detected unusual activity” asking for phone # - will this go away later?

I'm locked out of my Gmail account as it says it detected unusual activity and asks for my phone number to send a verification code. I don't know why this happened all of a sudden. I don't have a ...
0
votes
1answer
44 views

Is it true that Microsoft doesn't allow more than 16 characters in their Hotmail password?

I'm trying to change my Hotmail password after a breach in LastPass but it doesn't seem to work. So I'm curious if Microsoft has a limit of 16 characters for a password? If so, this is very insecure ...
7
votes
2answers
5k views

Is there a way of disabling Google's password recovery feature?

I have a YouTube channel which is under a different Google account to my normal one. I have a secure password with it, and an alternate e-mail address set up, but I thought I'd see how secure the ...
3
votes
1answer
4k views

Verification by SMS in country with long code? (Germany)

I enabled two factor authentication with a German number. And since then I'm locked out of my account: verification SMS never arrive After setting up two factor authentication, I made a quick test, ...
1
vote
3answers
335 views

Someone sent a message to a friend on Facebook. It wasn't me. Nobody else has access to my account. How?

Someone sent a message to 4 friends on Facebook. It wasn't me, and couldn't've been me, since I was driving at the time. Nobody else has access to my account. The only 2 devices that are logged into ...
19
votes
4answers
25k views

How to remove Dropbox access from a computer you no longer have?

I have Dropbox installed on a few computers. One of which I no longer have access to. I no longer wish for that computer to be able to have access to my Dropbox account but I see no way to stop ...
1
vote
1answer
210 views

Getting bogus recovery phone number changed emails at my recovery email for accounts that aren't mine

Recently I've been getting a lot of emails sent to my backup email address alerting me that the recovery phone number for my Gmail account has changed, but the account referenced in the email is not ...
-2
votes
1answer
73 views

Hiding everything of a Gmail account?

I have a gmail account and i want to give my account password to someone else who will use it for another app that my gmail account is connected to. How do i let him use my email and password only ...
2
votes
0answers
77 views

Is there a way to view Gmail login history beyond the default few hours? [duplicate]

I'm trying to track down some suspicious activity that happened two days ago, but Gmail's "view recent activity" doesn't go back that far. Is there some other place to look at it?
2
votes
2answers
739 views

Google Keep Does not work after turning on 2-factor Authentication on Google Account

I have been using "Google Keep" extensively to keep notes on my workstation, laptop and my mobile phone. I turned on two factor authentication recently and Google Keep stopped working on my desktop ...
2
votes
0answers
1k views

How to remove recovery/default email addresss

Someone has been trying to access my Yahoo Mail account through password recovery. I changed the password, so this is no longer a problem, but as I was going through "I forgot my password" recovery ...
3
votes
0answers
20 views

How do I know if a LastPass One Time Password (OTP) has been used?

I intend to give some LastPass one time passwords to close family. Is there a way to know if a one time password has been used? Is it possible to get an email notification that it was used?
0
votes
0answers
41 views

Can the “Suspicious Sign In Prevented” message from Gmail be sent in error?

I have multiple Gmail accounts. There's this particular Gmail account which I have not signed into for a pretty long time. The forwarding address for this Gmail account is set to my MAIN Gmail ...
7
votes
1answer
119 views

How do I check the exposure of my machine to the internet? [closed]

My ISP just sent me over a box ("modem") and now I am online. I am afraid of beeing exposed directly to the internet. How do I check to which level my machine is accessible from the internet?
0
votes
0answers
35 views

How to disable adding the current computer into the list of trusted machines by default?

When I'm logging into GMail on a new computer, at the 2nd step of the 2-step authentication, where it asks for the security code, there is a checkbox for adding the computer into the list of trusted ...
5
votes
1answer
244 views

How does the encryption on Mega work for sharing?

If files sent to Mega is encrypted client-side, how exactly would files be shared without the key being sent through Mega's servers at some point? Does Mega provide some sort of API to allow for an ...
0
votes
1answer
281 views

To block private Instagram profile from Google Search?

Many social media application have setting by which you can prevent your profile in Google search. However, Instagram does not have it. They also ignore the users' feedback by not offering customer ...
3
votes
2answers
5k views

Facebook: Remote log out all sessions

How can I see the list of Facebook sessions and remotely log out from all sessions of Facebook?
3
votes
1answer
517 views

YouTube account hacked? Could someone get into my stats and corrupt them?

This is my first question on SuperUser [note: I posted this on StackOverflow, but was informed it was more relevant here; apologies for double posting]. I hope someone can help me. I recently ...
19
votes
4answers
3k views

Does Facebook provide an SSL/TLS interface?

Does Facebook only support HTTP or does it have HTTPS also?
0
votes
0answers
30 views

How to use Qobuz securely?

Is there a way to use the Qobuz website securely? Their website (www.qobuz.com) doesn't seem to support HTTPS, which is amazing in itself. I did try to login and the credentials are posted in plain ...
2
votes
2answers
3k views

How do I get Gmail to stop “detecting suspicious activity” every time I travel?

Every time I travel, Gmail believes there may be suspicious activity as the sign in comes from a different location; I get that. However, it then asks for my password and usually will not recognize ...
2
votes
1answer
2k views

Web based SFTP Client [closed]

Has anyone heard of an online FTP client that supports SFTP? My Web host only allows me to use SFTP, and I often work on computers on which I can't install a desktop SFTP client, or that disallow ...
4
votes
1answer
347 views

What measures does Cognito Forms take to ensure Privacy/ Security Level for Completed Forms/ User Data?

Some forms may contain confidential information - even something basic like where a person lives. What measures do Cognito Forms take to ensure that data stored within its site is secure?
2
votes
1answer
498 views

Gmail “suspicious sign-in attempts” email - legitimate? [duplicate]

I got two emails this week from Gmail, claiming to have prevented "suspicious sign-in attempts" to my account. These emails came from the address: signins.activityalerts@gmail.com (using the name ...
1
vote
2answers
191 views

Gmail unusual activity but no alert

From time to time, I check the Gmail "Last account activity" log. I live in Belgium and mainly use the usual Gmail website. Yesterday, I noticed there was two mobile connections from France, with this ...
0
votes
2answers
36 views

one github account, both personal and for work - how to make it secure?

So I do have a github account which has my personal stuff, but it also is a part of the 'organization' I have at work. Now - the work stuff is sensitive. I really care about it being secure. I want ...
6
votes
0answers
1k views

How is my password sent across when I check Gmail and access a bank site? [closed]

What encryption is used when my password is sent across in Gmail mails and when I do online banking? RSA? DSA? Public-private key encryption? In key encryption, which entity is assigned a ...
4
votes
1answer
840 views

Reading someone else's Gmail inbox if you have their session URL

Is it possible for someone to gain access to my Gmail inbox if they use a link from when I was logged in? I was trying to copy a link from an email in Gmail and accidentally copied the URL in the ...
5
votes
0answers
167 views

Has my outlook.com account been compromised?

When I log in to my outlook.com email account I get this message: Clicking No..., because I did't request a security info change, shows this message: The last two digits match and old number of ...