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

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7
votes
1answer
4k 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 ...
4
votes
2answers
1k views

Gmail unusual activity, does it mean a successful connection has been made?

I've noticed an unusual activity on my Gmail account: Inconnu Viêt Nam (fpt.vn:118.71.51.26) 14 nov. (il y a 1 jour) What does it mean exactly? that a successful login has been made with ...
5
votes
1answer
25k views

Can I see when and where my Facebook account was accessed?

Does Facebook keep records of when I, or someone else, accesses or logs into my account? I want to be able to see the access log from my homepage. My computer was recently stolen and my Facebook was ...
7
votes
1answer
79 views

How can I tell which programs have access to my Dropbox?

I remember giving some program access to my dropbox account, but I don't remember which program. How can I see which programs have read/write power on my account?
2
votes
0answers
166 views

Disabling referrer tracking on Facebook stops invites/messages/updates from working [closed]

I installed Noref chrome extension to stop websites from looking at which link I had come from (the referrer link) when reaching to facebook. I now find that I can no longer use the invites, ...
1
vote
1answer
379 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 ...
64
votes
5answers
119k views

Facebook detects if you are logged in Gmail

Today I was playing with some web security, and there was a surprise when I decided to test the Forget the Password link on Facebook. I chose to send the password reset code to my Gmail address, and ...
0
votes
2answers
268 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 ...
2
votes
0answers
60 views

Is emailing between two Gmail accounts more secure than emailing another domain? [duplicate]

Possible Duplicate: Does email from one Gmail account to another ever leave the Gmail system? I'm curious as to how Gmail handles email that originates from and ends up in its own servers. ...
2
votes
2answers
5k views

How to check the authenticity of a domain

I have received a mail from "xxxxx@yahoo-inc.com" Is there any way I can check if this domain is owned by yahoo, or by a scammer? nslookup returns different results for yahoo.com and yahoo-inc.com ...
4
votes
1answer
765 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 ...
9
votes
1answer
755 views

Does email from one Gmail account to another ever leave the Gmail system?

I ask because I connect to Gmail over HTTPS and if emails sent from one account to another (or the same account, just to back something up) don't actually leave Google then it's end-to-end email ...
1
vote
3answers
677 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 ...
6
votes
2answers
620 views

Strange address appearing in my Gmail's last account activity

I was checking the last account activity in my Gmail, found the following line: Access type: Browser Location: 2001:6b0:1:1fe0:22cf:30ef:fe7c:4000 (A number in this format) Date: 01 ...
6
votes
3answers
193 views

Is this a Google+ privacy risk? Should we be concerned?

I feel like there's no real need for this sort of information to be available to everyone: http://www.gstatic.com/s2/sitemaps/sitemap-7000.txt Since Google hosts gstatic.com, I feel like they should ...
2
votes
2answers
1k views

Is it safe to give Google details to 3rd party apps like Reeder

I am just wondering that, is it safe to use your primary google account details to sign in into 3rd party apps like reeder? If it is safe then how exactly that authentication works. I am sure they ...
3
votes
2answers
481 views

Looking for a secure webmail service? [closed]

I'm looking for a good secure webmail provider. Before you mark this as a dupe of question 576, by secure I mean really secure. Perhaps it requires a code from a hardware token every time I log in, ...
7
votes
3answers
711 views

Accessing my Google Reader account without using my main Google Account password

Is there anyway I can access a Google Reader account without entering my main password that could be used to steal access to my other service accounts, like Gmail? I like to spend my free time ...
7
votes
0answers
2k views

Delete old Facebook wall posts [duplicate]

Possible Duplicate: Script or App to remove own Facebook status updates Related: How to delete all Facebook posts/comments older than 1 year? How can I delete all Facebook status ...
1
vote
1answer
191 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 ...
8
votes
4answers
33k views

How did my email get hacked? What to do next?

I use Hotmail. My password was strong (upper/lower case letters, digits, and special characters. No dictionary words. It was only 8 characters, maybe that was the problem? I only use this password ...
8
votes
3answers
4k views

How worried should I be that my gmail is showing IMAP access from an Amazon EC2 instance?

When I click that link at the bottom of my gmail screen where it says "Last account activity: 0 minutes ago at IP 50.19.49.49 Details". I click the link and sure enough, it shows accesses from my own ...
4
votes
1answer
3k views

Yahoo Mail “Strongly Believed to Be Compromised”

When I went to log into my Yahoo Mail account, Yahoo stated that it strongly believed that my account had been compromised. I'm not sure how it happened. My guess is that Yahoo was hacked. I reset ...
1
vote
2answers
140 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 ...
24
votes
2answers
1k views

How, exactly, does a Facebook worm work?

I initially had assumed that a FB friend of mine was spreading a malicious link because she had innocently accepted an app and given it privileges, but she says that's not the case. See the exchange: ...
2
votes
0answers
644 views

How Yahoo Mail login page could store cookie on some different path on user's system?

Some time ago in Yahoo Mail's login page, there was an option to keep signature as text or image on user's system. So even after user logged out and come back again, can see the signature on the same ...
6
votes
3answers
3k views

Email is not secure, but what about Gmail using HTTPS, and if sending to myself?

I sometimes send myself some notes using Gmail, but I think if it is regular email, anybody on the Internet backbone or routing place can read your email, so it is not private... But Gmail uses ...
0
votes
0answers
147 views

Want name only to appear after signing into gmail account, not my email address

I have been the victim of identity theft and I don't want my email address to show after I have signed in GMail. I want only the name to appear, as I use laptop in public places. ...
1
vote
3answers
2k views

Preventing Google Docs from opening a password protected document

How do I prevent Microsoft documents from being opened in Google Docs? I used to email password-protect Excel/Word documents to myself for retrieval at another computer but then realized that anyone ...
4
votes
1answer
476 views

Why is Gmail using Yahoo! Mail certificates?

I just got an error in Firefox 4 when trying to log into Gmail: mail.google.com is using an invalid certificate This certificate is only valid for *.mail.yahoo.com mail.yahoo.com I use ...
6
votes
2answers
10k views

How can I get Gmail to support S/MIME?

I have Outlook configured to automatically sign and encrypt (when possible) outgoing messages. When I send mail to my Gmail (for testing, to see how this appears to addressees) I see that Gmail ...
1
vote
1answer
210 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 ...
3
votes
1answer
906 views

How does application specific passwords with Googles two-factor auth work?

When you activate Googles two-factor authentication you will have to use some application specific passwords for applications that don't support two-factor authentication. How does the application ...
2
votes
1answer
246 views

Security of a Yahoo! ID Beyond Passwords?

I would just like to ask if there's a way to secure my Yahoo! ID information beyond passwords? What I mean is for example, Google has implemented a 2-way verification wherein, after a Google account ...
3
votes
5answers
3k views

Is it safe to use Google Apps For Business: Spreadsheets to keep track of passwords?

Google Apps for Business is supposed to be secure enough for corporate data, as described in their FAQ: http://www.google.com/apps/intl/en/business/faq.html They say "We also undergo regular security ...
1
vote
1answer
3k 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 ...
39
votes
2answers
6k views

Any risk in replying to a message on Facebook?

I got a message from someone I've never met before, or even heard of, from Nigeria. He wants to learn to write Java code and is asking me if I can recommend any websites or e-books to help him. He ...
5
votes
1answer
513 views

Security of data handling by LastPass

How does LastPass keep your data secure? Can their employees see your data? I've always used offline ways for (password/sensitive data) storage, but lately I keep hearing good things about LastPass. ...
0
votes
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 ...
6
votes
4answers
1k views

How is my password sent across when I check gmails/access bank site?

What encryption is used when my password is sent across in gmails/when I do online banking? RSA? DSA? Public-private key encryption?. In key encryption, which entity is assigned a public/private key? ...
5
votes
3answers
696 views

What is TurboTax actually doing after you login when it says “Creating Secure Connection”?

I've also noticed this on a few other financial related sites. There is a delay and an animated working indicator with a message to the effect of "Creating a Secure Connection." I'm a web developer ...
2
votes
2answers
2k views

Google Voice account left logged on and now someones using it to text random people. How do I force him to log out?

I've changed my password and tried using gmails sign off other sessions button with no success (they are still logged in and txting). Is there a way to force the end of that session?
0
votes
2answers
793 views

Software Engineer's explanation of Facebook photo privacy, with UML diagram?

Facebook photo privacy is more complex than most people think - including the bloggers who fill the Internet trying to explain it in simple terms. Not only there is the basic album-level privacy ...
6
votes
7answers
11k views

How secure is sending an email from GMail?

When you send an email from GMail to someone what measures do they have in place to make sure that my email is not read by man in the middle attacks, or other servers that the email is routed through. ...
9
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
vote
3answers
161 views

How do I prevent vandalism on my user-generated website?

Are there some knowledge base\technologies\algorithms\practices\applications which can help in struggling internet-vandalism?
1
vote
1answer
3k 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 ...
4
votes
2answers
5k views

Force sites to use http instead of https?

I'm in China trying to jump the GFW (great firewall) using a program called Ultrasurf (proxy). I can access the Facebook homepage - no problem. But as soon as I try logging in, it directs me to an ...
3
votes
1answer
533 views

Facebook Deactivation vs. Deletion

I recently deactivated my Facebook account. I know that it's not quite deletion (although in a subpeona Facebook can still technically get to your information) and that Facebook also allows you to ...
4
votes
4answers
22k views

How to check if somebody else is signing to my Yahoo account

I have Hotmail/Yahoo/GMail email accounts. How to check if somebody else is logging in to my email accounts? I mean Sometimes I send offline message to my Yahoo Messenger but when I log in to my yahoo ...