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

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293
votes
12answers
51k views

Is it bad practice to use your real name online?

On some accounts I use my real name on-line (Google+/Facebook/Wikipedia/personal blog), others (Q&A/Gaming) I use an alias. My question is: Security and privacy wise, what can people do with my ...
4
votes
2answers
243 views

What is the ideal anonymous workstation setup? [closed]

My goal is to build a perfect stationary workstation from which I can work anonymously. Most instructions on being anonymous usually involve, at some point, moving around and switching from coffee ...
6
votes
4answers
327 views

Establishing a Reputable Pseudonym with PGP Key

This has become a bit of a thought experiment for me. Suppose someone would like to establish a pseudonym along with a corresponding PGP Key, how could other people verify the correspondence between ...
6
votes
1answer
199 views

TOR: I'm repeatedly being connected to a couple of Entry Nodes!

I'm using TOR (Orbot for Android), and when I look at the log of the connection establishment phase, I see that I'm repeatedly being connected to familiar nodes, especially the Entry Nodes which 3 out ...
5
votes
4answers
2k views

Ways to monitor someone's internet traffic

If some authority for whatever reason decides they want to monitor your traffic on a wired DSL connection, how would they do it besides exploiting your OS? What are the other ways assuming the OS is ...
1
vote
1answer
92 views

What Does Putting Each Subscriber of ISP in One Subnet of His Own Mean?

I've noticed that I used to be assigned an external IPv4 from my ISP and a 24 bit mask (255.255.255.0), then it changed to 255.255.255.255, today I was studying IPv4 subnetting and I understand that ...
0
votes
3answers
2k views

VPS Privacy: OpenVZ vs KVM vs Xen

Considering OpenVZ, KVM and Xen: Which VM technology is the most difficult for the host's administrators to access given an encrypted root partition? Can I have a reasonable expectation that rogue ...
4
votes
5answers
236 views

Secure file sharing, instead of attaching files to emails?

Allow me to give some background information, so you may understand my situation better. We have been prone to sending emails to unintended recipients, many of which contained confidential data. ...
1
vote
1answer
230 views

Virtual Desktop & Virtual Machine

What is the difference between virtual machine and virtual desktop? KOMODO Internet Security, for example, offers virtual desktop, and there's a stealth program there. If software sends the same ...
2
votes
3answers
533 views

How does Network Discovery OFF protect my computer?

Yes, it seems that the computer will not respond to pinging. But any computer with a packet sniffer will be able to see my ip once I send any packet to the router. So basically, if I'm surfing the ...
1
vote
2answers
192 views

Are Internet Explorers “Tracking Protection” able to prevent AddThis canvas fingerprinting?

A paper on web tracking mechanisms identifies the web-tracking company AddThis as a major user of canvas fingerprinting. Are IE:s Tracking Protection, provided Tracking Protection Lists including ...
3
votes
3answers
194 views

Is blurring face secure?

I'm wondering how secure is to blur face in my photos? Is there any way to re-focus, or re-blur blurred object?
2
votes
2answers
121 views

Get the browser history without using a browser

I would like to get the browsing history of a computer in my network (without running that web browser), is it possible?
2
votes
3answers
109 views

Concerned with Tails vulnerabilities

Regarding this: http://www.forbes.com/sites/thomasbrewster/2014/07/21/exploit-dealer-snowdens-favourite-os-tails-has-zero-day-vulnerabilities-lurking-inside/ Apparently, even the version of Tails ...
5
votes
3answers
5k views

Resolving an IP address of a Remote machine to its MAC address

I wanted to know whether its possible to get the MAC address of remote node (computer/Access Point) if I know its IP address. I have heard that if someone sends you an email (even through gmail), you ...
3
votes
1answer
7k views

House owner can see who's connected to WiFi; what more can he see?

I live in a rental house, and use the house-owner's wireless network to connect to the internet. The owner can see who is connected to his wireless network and I had a few questions regarding this ...
28
votes
20answers
4k views

How can I prevent my kids from bypassing my computer restrictions?

My son has a downloaded copy of Ubuntu that he uses to "break" into my computer, bypassing Vista. I have two questions: Can this damage my computer or corrupt my files? (I have lots of pictures) Is ...
3
votes
1answer
75 views

How to (programmaticaly or by other means) encrypt or protect customer data

I am working on a web project and I want to (as far as possible) handle user data in a way that reduces damage to the users privacy in case of someone compromising our servers/databases. Of course we ...
4
votes
1answer
47 views

Are these precautions sufficient for scam baiting?

I'm a tired of these stupid scammers trying to rip off fellow university students desperate for housing, so as for some free time activity I thought I'd try and do some scam baiting, and send him to ...
19
votes
5answers
2k views

Should I let a user know they have entered an unknown username or email address?

On my website I have a password reset page that users can use if they have forgotten their password. On this page they can enter their username or their email address and hit "reset" which will send ...
1
vote
3answers
5k views

How did my network admin identify my iPhone and how can I hide my ID?

I recently got a call from our network admin asking that I stop the app updates on my iPhone to open up bandwidth. It is my personal phone. My question is 2 part: Out of all of the personal devices ...
3
votes
1answer
320 views

How is YouTube able to identify anonymous users?

A few days ago I was searching YouTube and I noticed an "outlier" video poped up in the suggestions list. This video had nothing to do with the topic being searched, but instead it was based on a ...
2
votes
4answers
124 views

Can webpages using the Google plus button get my name?

When I'm logged into my Google account, and I visit a web page that contains the Google Plus "+1" button, does a script have access to my name, even if I don't interact with the Google Plus widget?
2
votes
4answers
458 views

How to block web-sites from viewing browsing history within firefox?

How can I block websites in Firefox from viewing my browsing history within my browser cache? For example; I've done some Google searches that Amazon is now starting to use to target advertise; the ...
7
votes
4answers
3k views

What web browsers support OCSP stapling? Are the privacy and performance features the same?

OCSP stapling decreases the load on a PKI infrastructure's OCSP server by attaching a signed OCSP response to the target in a TLS connection. In addition it creates a more secure/private session ...
15
votes
2answers
925 views

Can robots.txt for your face be made effective?

As Google Glass slowly starts shipping, I've recently came across an article on stopthecyborgs.org that mirrors my anxieties that Google Glass currently does not feature a robots.txt for my face. It ...
0
votes
3answers
108 views

What is the technical rationale behind intermediary email servers?

EFF's Survelliance Self-Defense (SSD) project has an illustration of how email over SMTP goes through intermediate mail exchange servers: AFAIK each intermediate servers is expected to add its own ...
-1
votes
2answers
43 views

What is the likelihood of a government organization having a copy of the major .COM private keys? [closed]

This is a bit of a vague question, but it seems relevant these days with the information on all those "mass spying" programs getting leaked. I will describe the scenario and I just want to know if it ...
2
votes
2answers
518 views

Can DNS servers log users requests for commercial use (e.g. track direct access to websites)?

How does it work? For example, could OpenDNS be tracking everything (source ip + requested url) and then selling it to who have the necessary information to correlate the ip addresses with people ...
3
votes
3answers
455 views

How to prevent CAS from leaking user identity to arbitrary visited websites?

Summary evil.example.com could use a hidden frame to request a CAS ticket from corporation.example.net, then validate it to receive the username of the hapless user. This effectively deanonymizes the ...
-2
votes
1answer
60 views

Voicemail PIN reset - what is a DDN? [closed]

Here is a recording of Glenn Mulcaire using social engineering to reset the PINs to voice mailboxes to which he did not have authorised access. (At least, that's my understanding.) He appears to say ...
1
vote
2answers
266 views

How does Google track a user?

Some days ago, I was studying Web Programming for academic purposes. So I was learning SQL Injection by applying it on a sample website sqlzoo.net/hack/ But soon after it, in the Google ads on every ...
2
votes
5answers
641 views

How to safely show some text on a webpage?

I want to display some very sensitive information on a web page and I want to make sure that nobody, except the user in front of the browser, is able to access this information. I'm aware that in ...
12
votes
8answers
21k views

Is it possible to Identify a VPN user by finding relations in traffic?

If I am using VPN service to protect my identity, can my traffic be used to identify all my traffic? For example, if I am accessing two services: Some service A, where I do not leave any ...
0
votes
2answers
619 views

how can I stop someone from watching my internet history? [duplicate]

I use someone's wifi network. Is there anyway to stop him by getting my browsing information or can I somehow hide my browsing history from him?
0
votes
1answer
314 views

How secure is split tunneling on a VPN?

What protocols get encrypted and go through the VPN? Is it just port 80 and DNS traffic that does not go through the VPN? Does this impose any security risks by running a split tunnel? Making the ...
57
votes
12answers
37k views

Can I prevent my neighbors, whom I pay for shared internet (wifi), from seeing the sites I've visited?

I pay my neighbors to use their wifi. They have listed me as "guest" with a separate password from theirs. Is there any way to prevent them from seeing the sites I've visited? My browser history ...
-4
votes
2answers
124 views

How to respond to Cyber Bullying? [closed]

I am trying to learn about Cyber Bullying and I was thinking that if in future I get bullied, then what I can do? I have learned how to use Maltego, but if someone damages your reputation, then is ...
5
votes
1answer
3k views

Can an iOS 7 app access either device camera without user knowledge?

This statement in the iOS 7 release notes implies that non-China devices do not need user consent: iOS now requests user consent for apps to use audio input on all iOS 7 devices. For devices ...
84
votes
8answers
8k views

How can I protect my internet-connected devices from discovery by Shodan?

There's been a lot of buzz around this recent CNN article about Shodan, a search engine that can find and allow access to unsecured internet-connected devices. Shodan runs 24/7 and collects ...
1
vote
2answers
147 views

How can Facebook use history data in browser

Web is filled up with the recent decision by Facebook to track user browsing history like adage.com andNYTimes. How can a web application use browsing history which is local to that browser? Is it ...
8
votes
5answers
2k views

Is it ethical to use ReCAPTCHA to decode house addresses? [closed]

I noticed recently that ReCAPTCHA is using house numbers and street numbers as images for humans to decode. How ethical is it for Google to do this to this? Does it hamper privacy of an ...
2
votes
2answers
196 views

Indexing of URLs over IM protocols

Recently, I scanned a physical document for a friend, put it on my web server so that he could download it, and sent him the URL over the MSN chat network. I removed the file again shortly afterwards, ...
0
votes
2answers
143 views

Is the lack of https reason enough to abort form submission?

Preamble: Am in awe about the quality of both questions and answers on https / SSL on this site. My humble question below pales in comparison. Both on professional and amateur websites I've ...
3
votes
5answers
749 views

Can teleworking let my boss to sniff my network traffic? What else could he do?

My boss proposed me to code from home on the their machines via internet, in two possible ways: I would connect to their computer and work on their machine, as if I was in front of the computer(from ...
2
votes
1answer
352 views

Are legal notices in a login banner legally significant in terms of computer misuse?

Is there any case-law where having or not having a legal notice (example here) in the login banner of a system of nay kind made a difference in prosecution? The question is in consideration both of ...
30
votes
4answers
10k views

Can web sites detect whether you are using private browsing mode?

Most modern browsers support "private browsing mode" (also known in Chrome as "Incognito mode"), where the browser does not save any information to disk about your browsing while in this mode. In ...
16
votes
4answers
5k views

How can I protect against email tracking services?

Recently a free service came out for email tracking, bananatag. It's able to track the fact that the email was read in gmail without any notice or strange inclusions in the email body. In this case ...
1
vote
0answers
63 views

Can one scan multiple websites for tracking cookies and beacons?

Do you know of any tools or techniques that allow one to scan multiple sites for the use of tracking cookies, beacons, web bugs, or offsite javascript includes? As far as I can tell, major web ...
2
votes
2answers
204 views

How can I separate two OS's files with encryption without using TrueCrypt?

I want to create a dual-boot such that the content of each OS is separated from the other using encryption. The main point point would be to to test out potentially harmful software on one OS, and ...