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

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What to do about an unrecognized sign-in on my Google account

Yesterday I got an alert from Google (New sign-in alert) that someone used my password. It says a Galaxy Note 2 with an IP 106.77.169.192 signed in. What can I do about this other than change my ...
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1answer
45 views

Recent installation of Opera imported Gmail session from Firefox

My Firefox had a Gmail session active, then I was needed to make a fresh install of Opera browser. After the installation of Opera finished, I pretended to log in into my Gmail, I was expecting it was ...
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2answers
170 views

Is there two-factor authentication for hosted wordpress.com blogs?

There is a plugin that supports two-factor authentication via Google's Authenticator for self-hosted Wordpress blogs. Is there a similar feature I can turn on for hosted wordpress.com blogs? Every ...
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1answer
17 views

How to re-add the security question in Gmail?

As we all might know that today is "Safe Internet Day". So Google is reminding us for the security check-up. I tried it. And I saw that I could remove my security question. I did it with the belief ...
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2answers
246 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 ...
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1answer
83 views

How not to use Google Sync at a particular computer?

Yesterday, I logged in to Google from a rather public computer using Google Chrome to check my emails. As soon as I logged in, a popup window appeared and informed that my bookmarks, passwords, ...
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3answers
3k views

2-step Google Authentication for Facebook?

I'm very confident for my account on Google, Dropbox, and Lastpass when they allow me to log in using two factors the username+password the Google Authenticator's code generated from my smart ...
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1answer
198 views

Password management service - Web, iPhone and iPad - any ideas? [closed]

I'm looking for a password management service thats based in the cloud, has a web, iphone & ipad app, and is secure. I don't mind paying a bit for the apps but I'd like something without a monthly ...
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1answer
231 views

Looking for a secure and private web blog that I can use offline at times [closed]

Is there any web blog that I can use privately and securely? I would like to connect to my blog from any terminal and not risk losing it due to losing my computer. As a bonus is there any web blog ...
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1answer
599 views

Why my friend was able to facebook sign in to other people account

Recently, my friend show me that although she is using her own username and password, once a while, she will get accidentally sign in into a stranger account. How can it be possible someone else ...
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2answers
68 views

Strange ''sign in attempt prevented'' messages on Gmail

These messages from no-reply@accounts.google.com say something like this: Hi (my name), Someone just tried to sign in to your account (my Gmail)from an app that doesn't meet modern security ...
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2answers
535 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 ...
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3answers
493 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 ...
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1answer
504 views

Is there a Master Password for Google Drive documents?

So I have a special document that I already set to self-private. However, I want to also make a Master Password for that document in case somebody accidentally gets into my account or the somehow ...
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1answer
15k views

How do I access Outlook.com without giving them my phone number or another email address?

Outlook.com is asking for a personal phone number or alternate email address to “improve my security” and won't let me access my account without compliance. How do I bypass this? Or, how do I ...
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1answer
4k views

Find if my Facebook account was accessed from a different location

I suspect that someone I know logged into my Facebook account, yet I have no tangible evidence. If so, the person certainly did it from a different country (as I suspect a particular person). Is ...
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1answer
526 views

Which popular/high-profile web applications support two-factor authentication? [closed]

I'm aware that both Google and Facebook offer two-factor authentication, by sending an SMS to your phone under certain circumstances. What other popular or high-profile web applications support ...
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2answers
148 views

Is someone hijacking my online accounts?

Basically, someone else on the internet is trying to access various accounts under my name and registering new ones with my email address. From the information I can glean, it seems likely that the ...
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1answer
4k views

Google Calendar Security/Privacy Concerns?

I would - not for me but for an older, tech-noob person - like to set up Google Calendar for the sole purpose of syncing his mobile phone with his Thunderbird/Lightning. Since I have never used (most ...
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1answer
1k views

Is there a way to get a quick answer from Facebook support team?

It's been several weeks and several emails, still no answers. I suspended my account because I suspected that it was hacked. I've been trying to get it reactivated through Facebook reactivation ...
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1answer
167 views

How to download/export own passwords stored at Google Passwords?

It seems Google activated central place for storing app/website passwords which is accessible on-line at https://passwords.google.com/ and all the remembered Chrome passwords are synched there across ...
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1answer
1k 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 ...
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1answer
430 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 ...
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1answer
119 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) ...
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1answer
415 views

Live: “Someone else has been using your account” — can I see who?

In live.com and related services that use the same account I've been receiving the message It looks like someone else might be using your account Now, this has happened to me before in other ...
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1answer
3k views

Do I have to worry if somebody tried to reset my Facebook password?

I have got this email earlier which asked me that I have requested t change the password of my FB account which I didn't. I refused the request for that and haven't changed the password of my Gmail ...
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1answer
144 views

Have Facebook prompt for a security code when I change profile picture or change profile information

Is there a way to setup my Facebook account to ask me for a security code every time I change my profile picture or post a status message?
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1answer
246 views

Is it possible to protect Facebook page from takeover by other administrator?

If many people have admin access to Facebook page one of them can delete page, or remove other administrator. Is it possible to protect from that situation in some way (ie. master admin or password)? ...
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1answer
517 views

Can't see replies to my posts and can't log in through Android or Wap site

My Android/Wap accounts stopped working 2 days ago. I'm unable to log in even though my passwords and usernames are correct. It says: Does not match stored session / password may have changed by ...
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3answers
991 views

Sending emails to Gmail that do not trigger phishing warning

I have been using Google groups for quite some time. Recently, when I'm viewing the mails from these groups I get warnings on the header saying: This message may not have been sent by ...
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1answer
5k views

How to prevent certain Facebook friends from sending you Inbox messages

Is there a way to prevent a Facebook friend from sending you Inbox messages? I want to have a group called "Public Contact Only" that basically cannot have side-bar conversations with me. The idea ...
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0answers
29 views

What should I do about a flurry of verification codes from Yahoo?

I have received a flurry of text messages and a phone call from Yahoo, with a series of verification codes. As I am not currently trying to access their services, is this something that requires ...
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0answers
325 views

How do I tell Google that the supposedly suspicious activity was me?

Since a few months ago, all Google web apps have been telling me that they suspect suspicious activity on my account: "Warning: Someone signed in to your account from a different location. Was it ...
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38 views

Prevent other users from changing Dropbox Desktop preferences

I use Dropbox at my workplace and using selective sync, only allowed the syncing of certain folders. However, as I noticed, other people can easily sync my other files if they simply swoop in my ...
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184 views

Log in approvals

I have been locked out of my Facebook account for five days now. The issue is that I can not receive the verification code via text, I have tried sending me issue through the links you have provided ...
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0answers
165 views

How do I change Security settings on a group made secret by a hacker?

Our group was recently hacked and the hacker made the group a secret group. When we try to change it we cannot as there is no other option to pick, what should we do...how can we make it an open or ...
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0answers
1k views

How do I access a list of IP addresses that have been used to access my Twitter account?

My girlfriend discovered that her Twitter password had been changed. We have changed the password, but is there a way to list the IP addresses that have been used to access the account?
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1answer
79 views

Is there a centralised security notifications list for web based apps? [closed]

This may be in the wrong stackexchange but I was wondering if there was a centralised mailing list or website that sent out security advisories for different web apps?
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1answer
915 views

Facebook Suspicious Account Access from private IP space

I received a "Suspicious Account Access" notification from Facebook telling me that someone has logged into my account from a "computer, mobile device or other location you've never used before". When ...
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2answers
5k views

Is this a spam email? It says it confirms a Paypal payment, what should I do?

FW:You just sent a payment to Colin Peterson De: PayPalAgregar a contactos Enviado: Tue, 1 May, 2012 a la(s) 3:09 pm Para:XXX PayPal You just sent a payment Transaction ID: ...
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2answers
39 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 ...
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1answer
313 views

Is any way to pass WebSense? [closed]

Is any way to pass WebSense ?
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3answers
888 views

Can someone (employee/freelancer) steal a Twitter account if you give them the password?

How do you handle hiring someone to make tweets for your company but also keep the account secure?
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2answers
363 views

Is down-dll safe? [closed]

I needed a specific DLL today that goes by the name libgcc_s_dw2-1.dll. The first Google result was to a site called down-dll.com Is the site considered a relatively safe site (meaning, assuming ...
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2answers
1k views

How can I get notified if someone tries to prevent me from accessing my Gmail or Yahoo! Mail accounts?

Let's say I have a Gmail or Yahoo! account and another person knows my password. (I had to tell him the password because both of us are using the same account for a common purpose.) Now, is there are ...
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2answers
1k 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 ...
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2answers
239 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 ...
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1answer
83 views

Are Facebook accounts always re-attainable?

If someone hacks my Facebook account, is it that no matter what he does, can I always get back my account? What is the maximum that he can and must do to ensure that I do not get my account back? ...
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1answer
155 views

What can a web app do with my Twitter account if I use Twitter to login to that service?

When I use a Twitter account to login to another website, what does that authorize that website to do with my Twitter account? Does it enable them to send tweets from my account, or send direct ...
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1answer
102 views

How to prevent others from hotlinking to my images on Blogger.com?

I have a Blogger.com website that another site is hotlinking to various images. I don't believe I have access to the htaccess file to try and stop it. Is it possible?