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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4
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3answers
4k views

How Tor, Privoxy, Vidalia and Polipo are getting together?

I realized that these applications are frequently used together. What is the role of each software in the mission of anonymity and privacy on the web? While I understand Vidalia is a GUI provider, I ...
6
votes
3answers
421 views

Phone Privacy for Small Business

I'm a small business operator and I'm looking for ways to provide security and reasonable privacy for my own business communications and communications of customers. All these businesses operate ...
1
vote
1answer
8k views

Efficacy of Chrome incognito mode

I am curious about the true efficacy of the browser private mode. I did a bit of googling and stumbled upon the following page. http://www.magnetforensics.com/how-does-chromes-incognito-mode-affect-...
2
votes
2answers
201 views

How to create an anti-flood mechanism without leaving VPN's out?

I'm trying to protect my applications from some bots that are either malfunctioning or trying to take my sites down (lots of requests from the same IPs in the logs). Every time someone requests an ...
2
votes
2answers
102 views

ICO compliance and Google Cloud SQL

I have a basic simple question for which I couldn't find anywhere. Is is possible to use Google Cloud SQL services and still retain the regulations from ICO and other similar requirements? I ...
3
votes
1answer
840 views

How is a Tor hidden service immune to exit node attacks?

Let me explain with a nifty diagram: IP/RP <-> bunch of Tor clients/node (Tor circuit) <-> Tor hidden service Wouldn't the last Tor client in the circuit knows that the message is for the Tor ...
1
vote
1answer
201 views

what info can web bugs track?

From EFF's Web Bug FAQ(point 6), What information is sent to a server when a Web Bug is viewed? The IP address of the computer that fetched the Web Bug The URL of the page that the Web ...
2
votes
1answer
2k views

Open source video conferencing software with encryption [closed]

A couple of friends and I are looking for an open source video conferencing software. We'd like to run the server on a Debian box, but the clients are Windows machines. Most importantly, it should ...
68
votes
2answers
15k views

Best practices for Tor use, in light of released NSA slides

It has been known in the security community that a tool as versatile as Tor is likely the target of intense interest from intelligence agencies. While the FBI has admitted responsibility for a Tor ...
2
votes
1answer
241 views

Torception: An onion within an onion

With the recent takedown of silkroad, I am pondering on how anonymous you actually can be on the Tor Network. Other more legal or moral uses such as anonymity as a right, or avoiding censorship. These ...
5
votes
6answers
4k views

How can a non-technical user verify a message was sent “securely”? …or over TLS?

I have a situation where B2B and B2C communication needs to be sent securely and not visible to most SMTP hijackers. I don't care about conspiracy theories or NSA style attacks, but want to provide ...
1
vote
1answer
139 views

How can I block flash from obtaining a list of available fonts in my browser? [closed]

How can I block Flash, at least in Chrome, from obtaining the list of available fonts in my browser? It seems that the combination of fonts available is the easiest way to fingerprint a browser.
0
votes
1answer
116 views

Browser Extension to show how your session is being shared

A while back I came across a browser extension (was available for Firefox and Chrome, maybe others) that showed you through a graphical 'node' interface how your browser session was shared with so ...
7
votes
3answers
1k views

Does Google's SSL encryption for searches thwart NSA spying?

Given everything that is suspected about NSA (and GCHQ, DGSE, etc.) access to user data: Avoiding speculation, can and do we know whether Google's recent action to make all searches use SSL ...
1
vote
0answers
82 views

How did these websites see through the VPN tunnel? [duplicate]

I'm using privateineternetaccess to VPN my internet connection. Recently I've noticed some web sites appear to know my real location and IP address. The most alarming incident I've seem to have been ...
7
votes
2answers
1k views

How does dnsleaktest.com find my DNS provider

Can't see how they find this over the web. I'm on Windows, its in my network config. It changes when I use a VPN provider, but not when I use a local socks proxy connected to a remote server over ...
2
votes
3answers
203 views

Avoid third party access to system

I need to go through airport security and customs, and its known that at least the German customs (http://en.wiktionary.org/wiki/Bundestrojaner) (and I suspect others as well) try to upload software ...
1
vote
1answer
188 views

Security Standards for storing private customer data

A certain government regulation in my country mandates all non-resident donors to provide a copy of their identification (usually, the passport). So, we ask the donors to upload a copy of their ...
2
votes
1answer
7k views

What is cleardot.gif next to the senders signature in Gmail? [closed]

I am concerned that my computer has been compromised because I sent an email out - but now I noticed that there is a link in the email I did not insert, and I am worried I have a virus or something. ...
1
vote
2answers
146 views

Does a OS manufacturer have permission to access your computer unauthorized? [closed]

Many services such as email and online storage have stated in their Terms of Service that they have the right to view and delete your files at any time. I'm wondering if they same applies to software ...
8
votes
1answer
499 views

Are there any reasons why browsers should block mixed passive content by default?

Most browsers block "active" content that's being loaded over HTTP on HTTPS pages. This includes stuff like javascript which can be modified with an MITM and compromise the security of the entire page....
2
votes
1answer
402 views

Using only private non-government resources, how can something be sent such that the NSA will see it? [closed]

Supposing you want the NSA to see something, what does one have to do to guarantee it. This means in their normal data collection it will be swept up, not in a targeted probe of an individual or with ...
1
vote
2answers
3k views

Privacy of Gmail for business?

Considering the recent litigation in which Google apparently claimed that all the emails, all the data in them, are Google's property and can do with the data whatever they want, I get frequent ...
0
votes
3answers
166 views

Securely transferring data from service provider to client

Suppose a client C wants to transfer form a service provider P, who collected data on behave of C using a web-application. Additionally, suppose the amount of data is larger than 100 MByte and ...
0
votes
2answers
140 views

Germany: Privacy Protection Regulations and Response [closed]

Do privacy protection laws within Germany/EU protect students from gross invasions of privacy? I have reason to believe that through some either permitted or unsanctioned channel my teacher was able ...
1
vote
1answer
80 views

Gaining sensible information from advertisement displayed in web pages

As we all know, JavaScript loaded inside a website A gets restricted to access the domain itself [same origin policy]. Unfortunately, same origin policy does not apply to newly created DOM nodes, ...
70
votes
3answers
3k views

Did US and UK spy agencies defeat privacy and security on the internet?

This question is meant as a canonical question in regard to the US and UK spy agencies compromising end nodes and encryption between nodes to spy on people they suspect to be terrorists. However, this ...
4
votes
2answers
225 views

To What Extent does an Attacker Have Access to the Browser History through the CSS Pseudoclass :visited Styles?

I have read this article on how a scripted web page is able to obtain the visited history of a user browsing the page. However, I can't find any clear information in the article describing the extent ...
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 ...
3
votes
4answers
1k views

Are kiosk-style, full screen apps possible on iOS, Android, or Windows phone?

A popular car insurance company in the US has an app that displays "digital car insurance" papers. In the commercials, these apps are opened, and the user gives the unlocked phone to police officers. ...
0
votes
1answer
206 views

In which country can you host a service which honors privacy?

Recent events like the Lavabit case have shown that it is no loger possible to host a server in the United States and guarantee your users that you will keep their data confidential, because the US ...
0
votes
2answers
8k views

Windows user: Is having many active TCP connections normal?

Is this normal? Can any ports be "dangerous"? I have 9 tcp's in a listening state, 4 in a close_wait state, and 4 in an established state. Some of them route to odd procceses using PID such as ...
3
votes
1answer
664 views

Encryption key exchange for Tor

I've been studying how Tor works - including the great QA "Why can a Tor exit node decrypt data, but not the entry node?". I understand the concept of onion routing and multiple layers of encryption....
0
votes
1answer
150 views

Atm/Debit card Security [closed]

Is it possible for a person who has your ATM/debit card number and PIN, to withdraw your money? If so, how?
4
votes
3answers
11k views

Why is JavaScript disabled in the Tor Browser Bundle?

Didn't Tor create a local socks proxy? Why doesn't all the Web traffic go over this local socks proxy and why is JavaScript disabled in the Tor Browser bundle? If you would connect with firefox for ...
2
votes
2answers
647 views

Is it possible to respect a user's privacy while collecting phone MAC addresses?

In London, there are trash bins that track a phone's MAC address and monitor the users movement from one location to another. I want to see if there is any best practice for collecting private ...
0
votes
3answers
500 views

Is it possible to War Drive for specific Bluetooth devices? What is the range?

Is it possible for someone to remotely/covertly scan for Bluetooth devices? If so, what is the operational range of this scanner? My concern is that a Bluetooth based door lock will emit a signal ...
6
votes
7answers
2k views

Is PGP combined with a regular web-based email service secure?

With the disappearance of private email services like Lavabit and Tormail (http://www.dailydot.com/news/email-anonymous-hushmail-lavabit-nsa/) it seems that we will need to resort back to standard ...
4
votes
8answers
3k views

Secure alternative to e-mail

After the announce that NSA conducts extensive metadata and traffic search on e-mail, it is clear that people looking for privacy and security would better abandon the system completely, since, by ...
0
votes
2answers
260 views

A thought experiment about obfuscating the location of a smartphone when it is in use, is it possible? [closed]

I was thinking about how smartphones are very difficult to use in a way that does not transmit your location, with all the networks it has to connect to (and let's say a 'burner phone' is too ...
16
votes
3answers
407 views

What expectation of privacy is there with US-based vendors with the LavaBit and SilentCircle shutdown?

Lavabit hosts a secure messaging service that was recently shut down. Likewise SilentCircle has preemptively done the same thing with their email-based service. It seems that the justification for ...
1
vote
3answers
327 views

Do obscure image URLs prevent image harvesting?

On a Web site which requires user login, and all content is viewable by any registered user, is there any point in making obscure image URLs like "1mh9cr2m78234bc23-32xy4723nxy12.jpg" to protect the ...
0
votes
4answers
977 views

How can i protect myself from tor vulnerability on windows

Recently I came across an article regarding Tor. According to article there is speculation that the uncovered malware was used by a law enforcement agency to harvest the IP addresses of users ...
1
vote
2answers
505 views

Alternative Email Provider [closed]

As a continuation to Why would someone trust DuckDuckGo or other providers with a similar privacy policy? it seems like we already have a secure way to make a search without writing history and etc. ...
51
votes
4answers
20k views

What is the best practice: separate ssh-key per host and user VS one ssh-key for all hosts?

Is it better to create a separate ssh-key for each host and user or just using the id_rsa key for all host to authenticate? Could one id_rsa be a malpractice for the privacy/anonymity policies? ...
8
votes
3answers
2k views

Does excluding Tor nodes by country improve privacy? [closed]

Here's the situation: the government of West Nauru is known to run a lot of TOR exit nodes and to collect a lot of data on the traffic, using extra large arithmometers to collate & correlate stuff....
2
votes
1answer
346 views

Twitter.com in private browsing leaks data to normal browser. Other sites as well? Bug or feature?

This is the first time I encountered similar thing. When I log into the Twitter web site in Chrome (namely, the Iron version which is said to be security enhanced, but that does not matter here) in ...
34
votes
8answers
80k views

How can you be caught using Private VPN when there's no logs about who you are?

I know there are 2 services of VPN (free and paid). Normally, free VPNs need money from somewhere and sometimes they can sell your information to any agency that needs it. Now, if we are talking about ...
-3
votes
3answers
321 views

How to download data anonymously? [duplicate]

How to download data anonymously, were to store the data. I was reading a post on a forum and a guy was asking how do you download data anonymously and he asked how do hackers do it ,everybody started ...
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.