The attribute of a system that prevents the release of data to unauthorized individuals. The ability or expectation of an individual or group to reveal information about themselves selectively or not at all

learn more… | top users | synonyms

6
votes
1answer
4k views

Imei and phone number given to unknown sources. What are the risks?

The facts: A friend put his phone number (and possibly the IMEI) for his android device into some kind of hacking PC software that promised to (and actually did) extend his Whatsapp account that was ...
1
vote
2answers
1k views

I work for a company from home online, using my own laptop. Privacy issues [closed]

I work for a company from home online, using my own laptop. To work, I have to login to their network through a web browser, Google Chrome. The URL begins with: https:// . I use a User ID and ...
-3
votes
2answers
72 views

Partial/Missing Privacy Policy? [closed]

I'm having a heck of a time with a new LG TV. I'm trying to contact LG support via email - a form on their web site which requires one to agree to a privacy policy. When I click Read Policy (near the ...
-1
votes
1answer
24 views

Transparency Report Standards [closed]

Are there any standards around what information should be included in a transparency report? I have reviewed what other companies have provided and would like to follow suit but I'm not aware of any ...
2
votes
3answers
220 views

Security “Threat” with Picture of Yourself?

This is one issue which I have came by in the world of Security, which I can not seamlessly wrap my head around. How is it a threat to one's security by showing them a picture of themselves to people ...
1
vote
2answers
210 views

How to know what personal information companies know about myself

I've been learning about Cyber Security and how to protect myself online after reading some books on the subject and I want to know how much Information i've handed out to companies.
4
votes
2answers
280 views

Can Heartbleed expose a TOR user's IP address?

It is interesting to observe, that TOR exit nodes with out-of-date OpenSSL implementations can themselves be affected by the Heartbleed bug. Can Heartbleed expose a TOR user's IP address merely by ...
15
votes
4answers
13k views

Tor and regular browser side by side. Does that make sense?

Can I use a Tor browser session and a regular Firefox session side by side without corrupting the security of the Tor session? E.g. when I download a new Eclipse version or when I'm searching for ...
-1
votes
2answers
2k views

Can you listen to your last GSM call recorded when calling back a user?

My wife called a GSM/3G number abroad and the call was dropped. She called again and she could hear the whole conversation repeated with the other party but with blank period from her side of the ...
4
votes
4answers
274 views

Anonymized Votes

Background Looking to create an anonymous voting system. The system must track whether or not a user voted on an item (public information), but only that user is ever allowed to know whether they ...
47
votes
5answers
5k views

How does a country block its citizens from accessing a site?

Following Turkey's recent social site blocks, I am wondering how can you efficiently accomplish that as a country. Similar for a big company. Blocking IPs → easy to circumvent, (proxys, tunnels, ...
32
votes
5answers
6k views

How to be completely anonymous online?

I recently saw this post on reddit: http://www.slashgeek.net/2012/06/15/how-to-be-completely-anonymous-online/ But the majority argument, both on reddit and on comments on that post seems to be that ...
-1
votes
2answers
2k views

If someone knows my wi-fi password, will he know what I am doing? [duplicate]

I just told my friend my Wi-Fi password, will he know what I am doing even though he does not connect to my home internet?
2
votes
2answers
3k views

Is it possible to completely wipe a flash memory? [duplicate]

i have a 64 gb micro SDXC memory card that has sensitive files on it and i want to completely erase it but i heard it was impossible to be sure that your data was erased because of wear leveling ? The ...
2
votes
3answers
5k views

Is there an alternative to TCP/IP that encrypts end-to-end?

If there was a communication protocol that encrypts at the very low-level, this would solve the problem of wiretapping entirely and for all.
0
votes
1answer
97 views

Safely creating and communicating within a fully decentralized p2p network

I'm not entirely sure if this is the right place to ask this, and I'm also slightly fuzzy on how the p2p system works, so correct me if I'm wrong. I've been looking into the practical implications of ...
2
votes
3answers
500 views

Repudiation in Copyright Infringement (BitTorrent)

Seeing this question : How can alleged illegal downloading be detected? sparked a question I have had for a long time. How does repudiation/non-repudiation work in such cases ? Argument: It is known ...
0
votes
1answer
311 views

what information can be accessed with just the bank account number? [duplicate]

one of my friends wants to deposit money into my other friends bank account. obviously she needs the bank account number to do this. Can she access any other information in with just the bank account ...
109
votes
4answers
30k views

How does the authentication in the new UK £1 coin work?

The UK is getting a new £1 coin. Its designers, the Royal Mint, claim that unlike current coins, it includes built in technology for high speed authentication and verification everywhere from ATMs to ...
0
votes
2answers
155 views

Anonymizing data for applications

I try to design a system which reads events comming from devices, stores them and exposes API to various applications. Originally I wanted to introduce a module Id translator, so I would store only ...
3
votes
3answers
146 views

Fingerprints of my computer

I'm recently interested in having an paranoid level of privacy but there is little question in my mind for which I cannot find an answer. I know there is fingerprint of my browser which it gives away ...
4
votes
2answers
2k views

Is it safe to rely on UUIDs for privacy?

I'm uploading files on S3, where the filename is a UUID. All files uploaded are publicly read/write, however these files are considered private to users. Is it possible for someone to guess a UUID, ...
2
votes
2answers
2k views

Data protection laws and regulation for storing IP addresses for registered users [closed]

I have a website, large amounts of this site can only be accessed if the user logs in. I would like to use the users IP addresses as a means to determine where they are when they access certain pages. ...
0
votes
2answers
46 views

How likely would /var/mail be encrypted in a paid host? [closed]

I pay for a very basic web hosting plan, which includes a personal email address. Would the sysadmin of said host be able to read the content of my messages? How likely would my personal mail folder ...
0
votes
1answer
239 views

Employee Snooping [closed]

I just got hired at this SW tech company with a few IT gurus in it. There is a clever genius that is suspect. He obtained my personal home email address I use. It was obtained from company ...
-1
votes
1answer
218 views

How bad is to buy domain name with .ext from another country even if they allow non citizens to own one?

I'd like to purchase a domain name from a country that does not require citizenship, since they can make nice urls, they are more available and sometimes not too expensive too! But few things annoys ...
1
vote
1answer
177 views

How could a third-party know the contents of an email I sent to someone?

Apparently, a third party knew the contents of an email I sent to someone within an hour after I sent it. The following possibilities come into mind: The recipient forwarded the email to the third ...
5
votes
3answers
635 views

How to protect against a determined harasser

My girlfriend is an admin on a German speaking site that for some time has been harassed by what we presume is a disgruntled user. At first it was merely an annoyance but a couple of days ago the ...
0
votes
1answer
228 views

What are the strengths and weaknesses of using a single 'burner' computer vs. many public access computers over a sustained period? [closed]

Assuming that the user is accessing/publishing related sensitive information over this period, and also assuming that they would take additional precautions in both scenarios, such as a Tails live ...
4
votes
4answers
2k views

Does using Google DNS make extensions like AdBlock Plus useless?

As many of you probably do, I am not using my ISP DNS because of very low performance, and I am using Google's primary and secondary DNS (8.8.8.8 and 8.8.4.4) which are good speed-wise but, knowing ...
1
vote
1answer
825 views

Are WhatsApp or Telegram secure enough to use for office communication?

We are thinking about switching from e-mail to instant messaging. Do you think, Apps like WhatsApp or Telegram provide enough security for that?
5
votes
1answer
388 views

Security Consequences of compromised passport data

In light of the recent hack of the EC-Council site, where the hacker makes the point that he has access to passport data a general question arises. What, if any, are the security/privacy consequences ...
0
votes
1answer
250 views

WireShark and Facebook [closed]

Some time ago i try Wireshark at my home local network just for see how it works. I scan the connection of my mac to the router and also to other external ips. The flow of connections were high when i ...
1
vote
1answer
122 views

How can I be sure that my browser does not exfiltrate my passwords to some server?

This is my first question and I dont even know if it is the right place. If this is an off-topic just mark it as off-topic, don't go crazy and downvote. :P But how can I detect if my browser is not ...
1
vote
2answers
8k views

Why is my browsing history visible outside my network?

Whatever I and my family members do at 'Home PC' is visible in the history in Google chrome in my 'Office PC'. The two networks are entirely different! I saw all websites visited on our home PC by my ...
1
vote
3answers
232 views

Gmail, Google, and privacy

I am not sure whether this is the best place to get my concerns addressed, but I hope it is. I went through some earlier questions posted on this site about Gmail and privacy but they don't seem to ...
0
votes
2answers
86 views

Disk Wiping - How can I be sure [duplicate]

I am selling some hard drives but my question is. How can I be sure that the information is gone? Is there a good way to wipe the drives? What are ways I use to attempt to recover the data to ensure ...
4
votes
2answers
797 views

Tor traffic correlation attacks by global adversaries

I recently came across a paper called "Users Get Routed: Traffic Correlation on Tor by Realistic Adversaries" (Aaron Johnson et al) ... which seems to be saying that adversaries (like the NSA) that ...
1
vote
1answer
177 views

Is authentication through proxy sites safer?

usually in office or wherever whenever we are blocked with gmail and facebook websites,we used to browse the site with the proxy sites,we used to pass our login data through proxy sites,my question is ...
1
vote
3answers
214 views

Privacy-preserving authentication with unique user identification for Web applications

Is it feasible to authenticate users such that they should be prevented from creating multiple accounts, and that their privacy is not impaired (i.e., no personal information should be revealed to the ...
2
votes
1answer
849 views

Extracting the GPG userid from the Public key file?

Is it possible to extract userid from GPG public key? I got public key only and want to know to whom it might belong. I find one possible workaround — to publish this information on keyserver — it ...
6
votes
3answers
1k views

Is it proper to be prompted that I entered an old password

I changed my Facebook password a few days ago. Today, I entered the old password chronically, and saw the prompt: Sorry! You Entered An Old Password And even shows the date&time when I ...
2
votes
2answers
255 views

Website doesn’t always log me out – Privacy concern or am I overreacting?

I’ve been applying to for some jobs and use one certain careers page somewhat regularly. I’ve started to notice that I don’t always get logged out even if I do click “log out” and see a message that ...
8
votes
1answer
556 views

what is differential privacy?

Currently I have heard a lot about differential privacy but I am unable to find out what exactly it is in a non-mathematicians language. Up-till now my understanding is that it add noise to the answer ...
1
vote
2answers
234 views

Is there any risk in posting “local info” to the Internet?

Previously when I posted a screenshot online, someone told me to erase out my usernames, computer names, domain names, etc: Is there actually a need to do so? A quick Google search shows that many ...
10
votes
2answers
2k views

Privacy risk in using Google APIs

If I use JQuery from Google APIs: http://ajax.googleapis.com/ajax/libs/jquery/1.10.1/jquery.min.js Is there a privacy risk to my site? E.g. does this link enable Google to read my pages, track my ...
0
votes
1answer
226 views

HTTPS Proxy Everwhere?

I am configuring a HTTPS proxy, which I want to use for my laptop wherever I go. The idea is that since its encrypted, I should be safe from eavesdroppers, even on open wireless networks. Think of it ...
5
votes
1answer
2k views

Best practice for data security on a web application

I read a couple articles on privacy/security but still cannot get a clear picture of the best practice to ensure that an attacker will not be able to access users' private information. For storing ...
0
votes
2answers
152 views

Sending messages using OTR & and GPG — is it detectable?

If I send messages using OTR & GPG, will my ISP or some surveillance agencies know that I'm using them? "Look, he's sending an encrypted message. He must have some important secret. Let's go ...
1
vote
2answers
1k views

What information can be gained from an Email Header?

What information is present in an Email Header that can be used to track a sent mail? For example, are some of these present? Web Browser used? Operating system Type of Network (broadband/dial up)? ...