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

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42
votes
17answers
3k views

Is there a safe way to save passwords?

I have a lot of passwords from various websites. I never use the same one twice, but the problem is that I keep forgetting them so I want to save them somewhere. If I'm on the same computer I can save ...
10
votes
1answer
3k views

How do I protect my Google/Gmail account?

I have seen lots of horror stories of people who have lost control of their Google account, especially Gmail. How can I prevent the same thing from happening to me? What steps can I take to protect ...
2
votes
0answers
546 views

Gmail warns of “ unusual activity” but no other IP addresses but my own have been logged by them

This morning I tried to log in to my Gmail account only to discover it was locked due to "unusual activity detected". It gave me the option to verify my account via phone, which I did, and I got ...
19
votes
4answers
3k views

Does Facebook provide an SSL/TLS interface?

Does Facebook only support HTTP or does it have HTTPS also?
7
votes
2answers
2k views

What does using 'Login with Facebook' or 'Facebook Connect' to login to another site allow the site to do?

When I use a Facebook account to login to another website, what does 'logging in with Facebook' allow that website do with my Facebook account? Can they post messages on my wall or news feed or ...
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 ...
20
votes
8answers
471 views

How can I be certain that a URL-shortened link I click isn't going to send me to a dangerous or unwanted site?

When I see a shortened URL, I'm always hesitant to click it because I don't know where the link is going to go. (In the worst case, it may lead to an XSS exploit against a site that I'm logged in to) ...
16
votes
3answers
18k views

Is there a way to hide status updates from a friend on Facebook? (Boss Mode)

I have friends on Facebook that I like to see their status updates, but I don't necessarily want them to see my status updates. People like my boss, or my mum. Is there any way I can still be ...
14
votes
3answers
56k views

Facebook last login

I think somebody logged into my Facebook account. Is there any way for me to find the last login IP address or the location from where this occurred?
9
votes
1answer
802 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 ...
0
votes
0answers
149 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. ...
12
votes
3answers
289 views

Security of browser only password managers

There are password managers like KeePass which store all the passwords in a encrypted container on the local machine. I would have to copy this container over to other machines to be able to have my ...
5
votes
1answer
522 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. ...
4
votes
1answer
3k views

Figuring out who is the owner of a Google Spreadsheets form

I have noticed that Google spreadsheet form's have URLs in the form of http://spreadsheets.google.com/viewform?formkey=.... I don't see anything that relates to the Google account in the URL. There ...
6
votes
1answer
14k views

How to disable Facebook account verification when I login from different country

As Facebook is blocked by Iranian government, we have to access it through VPNs and other proxy software (e.g. Tor) which their servers are scattered over the world. The problem is Facebook is ...
4
votes
4answers
587 views

What sort of mechanisms are used by Web applications to track my actions?

I am concerned about my privacy. I have read in multiple websites and forums that it is very common for Web applications to track my activities. However, I have no clear idea of the actual ...
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 ...
3
votes
1answer
3k views

I can't see the comments on my Blogger posts

When checking my Blogger account I can see that there are some comments on the posts. Most have just one comment - which I'm sure are the "ping back" comment from me sharing the post on Google+. ...
3
votes
1answer
613 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 ...
2
votes
2answers
2k 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 ...
0
votes
1answer
734 views

Facebook Login Notification Approval?

Apparently my Facebook login notification emails me if someone has logged-in to my account, without any approval link/code in the email they send me. Is that really the way it's suppose to work? ...
0
votes
1answer
75 views

Validate that a web application has used a specific hash function for its certificate

What is the process for verifying the hash function that was used to create a web applications certificate? I ask because there apparently has been some issue with the MD5 hash function wherein ...