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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5answers
1k views

Securing a laptop against attacks (article)

I came across this article when looking for ways of hardening my laptop, and this guide seemed extremely thorough. It is perhaps overly paranoid, but it will be good to have a guide I can trust should ...
12
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8answers
16k 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 ...
12
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4answers
3k views

SSL Inspection and privacy

I know my company is testing something called "SSL Inspection" based on Websense, which is our proxy. I can not provide more detail about this, but does this mean that in principle all my SSL traffic, ...
12
votes
2answers
2k views

Ingress collects a lot of data - what impact could this have on my privacy or security?

The Augmented Reality game from Google, Ingress, has players travel to specific GPS locations to destroy and rebuild virtual targets, link locations, and team up with other players in order to carry ...
11
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3answers
3k views

Should anyone support / implement P3P policies? Do they matter? Are they legally binding?

Google and Facebook authentication both have fake P3P policies in the HTTP headers that link to a webpage that explains why they don't support it: CP="This is not a P3P policy! See ...
11
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3answers
10k views

Is a password protected PDF file safe for bank statement attachments?

My bank emails my monthly statement to me in a password protected PDF attachment. Is this a secure method of transmitting something as sensitive as bank statement?
10
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8answers
619 views

iPhone Tracking debacle - risks and countermeasures

For those of you who are not familiar with the topic, a quick search will turn up a lot of hits, e.g. see the researcher's report at Got an iPhone or 3G iPad? Apple is recording your moves - O'Reilly ...
10
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5answers
5k views

Check photos for geotagging and remove lat/long data

I like to upload photos to various internet services, but I prefer not to share my geographic location. I understand Facebook and other services strip out the geolocation data, but they still have ...
10
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2answers
1k views

How might the U.K. Government's proposed internet surveillance equipment “bypass” encryption?

http://www.channel4.com/news/black-boxes-to-monitor-all-internet-and-phone-data http://rt.com/news/uk-privacy-internet-freedom-186/ 'Black boxes' will be installed by internet services providers ...
10
votes
3answers
380 views

Should I ask a user to re-authenticate if the browser thumbprint changes? Is a server side library available?

Is there a security benefit to using the browser's thumbprint in addition to a session identifier to identify a unique session? Would it then be advisable to ask the user to reauthenticate (or simply ...
10
votes
3answers
633 views

Is Gmail showing images by default a good idea for privacy?

Google have decided to show images in Gmail messages accessed via the web, iOS and Android by default: Instead of serving images directly from their original external host servers, Gmail will now ...
10
votes
1answer
1k views

Do burned DVDs contain trackable information?

I'd like to know if it's possible to burn a video DVD (not just a regular CDFS DVD with video files in it; I mean a DVD that you can play the video of using regular DVD players), without the ...
10
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4answers
3k views

How to find a reliable private mail drop or ghost address provider? (Not CMRA)

A mail drop or ghost address is an entity that can receive mail in your name. For a little more on why would you want to do this, see JJ Luna. A CMRA stands for a commercial mail receiving agency. ...
10
votes
1answer
252 views

Skype called someone and connected to them with no action on my part. What do I do?

This happened to me today, September 12, at about 6pm. Any ideas about what happened, what's going on, and what I should do? I was at home alone with my 2 year old -- I was feeding her dinner. All of ...
9
votes
5answers
5k views

Is a Tor router really safer than a proxy?

If I use a Tor router to browse the regular internet that it has to leave the Tor network through an exit node. Apparently the exit node has all the information from the original user it came from on ...
9
votes
4answers
4k 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 ...
9
votes
2answers
903 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 ...
9
votes
4answers
46 views

Fingerprinting the webpage content

I'm moderating a closed section of a forum - think 'covered by NDA' (not actually, but it's a good equivalent of the situation), with restricted access. Sometimes we find screenshots from that forum ...
9
votes
1answer
1k views

GPG-encrypted mailing list and other approaches to safe communication

What is the best way to communicate privately on a mailing-list? Requiring each member of the list to have the public key of each other member, and encrypt their messages with those, is cumbersome to ...
9
votes
2answers
518 views

How does the Copyright Alert System work? Who has implemented it?

Some ISPs are participating in a Copyright Alert System that notifies content authors of violations of their copyright. I'm concerned how this oversight relates to my private traffic, and what laws ...
9
votes
1answer
540 views

Device fingerprinting & Mass Computer Surveillance

Device fingerprinting is one of the biggest privacy problems as explained because people think cleaning cookies, using proxy servers or blocking domains can protect them (when blacklisted trackers ...
8
votes
11answers
3k views

Besides IP addresses, how else could one be identified? [closed]

OP: I'm curious how else an actor seeking to identify someone online could accomplish this task besides just using an IP address. What methods would they employ? What knowledge must they have of the ...
8
votes
3answers
991 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 ...
8
votes
5answers
2k views

What do the various browser “private modes” do?

Recently there has been some disagreement as to what "private mode" means when it comes to various browsers. Primarily I am referring to... IE's "InPrivate Browsing" Google Chrome's "Incognito ...
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 ...
8
votes
6answers
2k views

Whats the probability of a personal computer being hacked?

For a normal computer user following these practices: Have an up to date anti-virus with a firewall installed (Norton). Do not install cracked software. Do not open suspicious links or download ...
8
votes
4answers
450 views

What steps should one take to provide “reasonable” levels of privacy from a government?

I'm highly uncomfortable with the recent news surrounding government snooping in the UK. If we define a typical user to mean somebody who: Browses web sites such as BBC News and Stack Overflow Uses ...
8
votes
2answers
235 views

Where to find papers / information about spyware, tracking and cookie problems?

I am right now working on a problem and looking for some papers / information about spyware, tracking and cookie problems. I am no expert in that area, so I lack the knowledge where to find material ...
8
votes
0answers
274 views

How to defend against auto-scanning license plate cameras? (computer vision) [closed]

I just read a very interesting article in Popular Science about repo trucks and their new auto-scanning license plate cameras. The cameras are mounted on all four corners of their trucks, as as ...
7
votes
4answers
2k views

Can a VPN avoid the Prism Surveillance Programme?

This is causing me major concern and i can understand it is for a lot of users as well. I have nothing to hide but it's the moral aspect of snooping which has ticked me off. Can a VPN avoid the ...
7
votes
5answers
2k views

Privacy issues with email providers [closed]

I am looking for an email provider (or for a way to do it myself) that will not divulge my personal information under no circumstances. I found out that getting this information with a order for ...
7
votes
3answers
552 views

How secret are secret forums?

I'm looking into setting up a forum for a writers group I attend; this would be for sharing stories amongst ourselves. In order to retain first rights, this has to be within a hidden forum, where 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 ...
7
votes
4answers
517 views

airgap a smartphone?

im looking to use my smartphone purely as a portable computer, with no network functionality in order to protect my privacy, is removing the sim cards from it enough to airgap it or do i need to go ...
7
votes
2answers
219 views

Can other customers on shared hosting see requests from/to my site?

I installed a wiki on my shared webhosting (using Apache) account. This wiki is set to private (no read/edit/create rights for unauthorized users) and I'm the only one with an account. The wiki ...
7
votes
1answer
439 views

Can BitTorrent clients be fingerprinted?

As https://panopticlick.eff.org/ demonstrates, web browsers are very prone to fingerprinting, both active and passive (often you can fingerprint a web browser by simply monitoring the wire). My ...
7
votes
4answers
1k views

Keyboard sniffing through audio recorded typing patterns

I've been thinking about this for a while; I know people are aware of wireless wiretapping of keyboards. However, has there been research on how to wiretap keyboards based on typing patterns? I'm ...
7
votes
2answers
192 views

Privacy violation even when queries with too few results are rejected

I was reading a Computing security book1 and saw a question regarding database security and privacy. I can't quite figure out the answer, so I thought I will ask here. One approach to ensure ...
7
votes
1answer
242 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 ...
6
votes
5answers
5k views

What is the most secure way for two people to communicate?

There are various services on the internet that offer secure communications. Typically in the past if I want to share some sensitive information with someone, I will do so over a Cryptocat chat ...
6
votes
4answers
275 views

Circumventing a “freemail” account form filter

I'll be honest - I want to download a free PDF from a website which requires me to enter my "non freeware" email address. I do have them, but I dont want to use one as I'm afraid of landing up on a ...
6
votes
3answers
62 views

Patient Hashes for Compression and Security

Are there any front-running approaches to using server-generated hashes to encapsulate patient condition in a concise manner while maximizing security? For example, a system to represent current med ...
6
votes
2answers
286 views

Is it secure to have an “email no longer available” feature on your registration form?

I was just implementing a new feature on the registration form of my site that checks if an email address is still available to register an account with. I am wondering if it is secure to show a user ...
6
votes
4answers
27k views

Can an employer access Whatsapp messages if you are using their servers?

Does anyone know if an employer can access whatsapp messages if you are using their servers? Whatsapp apparently say the messages are encrypted, but I'm not sure about this.
6
votes
3answers
2k views

What can a hacker do when he has physical access to a system?

I mean, I'm a tech guy here in my region (not a hacker...). When I sit in the front of another person's PC, I notice a little fear about what I can do in the system. It's obvious that I will not ...
6
votes
3answers
2k views

How can a “server” know that what browser i'm using besides the user-agent?

How can a "webserver" know (or a sniffer between the srv<->and the client) that what browser i'm using besides the user-agent? Are there any "magic tricks"? javascript? java? How can I securely, ...
6
votes
2answers
431 views

With Google's new Privacy Policies going into effect soon, how can I better protect myself using their services?

From what I can tell, the gist of the new Privacy Policy from Google is that they're making a blanket policy to allow using your data between all their services, however they see fit. So now one ...
6
votes
3answers
4k 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? ...
6
votes
2answers
434 views

Stolen Laptop - Next steps

My laptop (modded 2007 Macbook Pro) was stolen 2 days ago when I didn't pay attention to my backpack in a tourist spot in Europe and while I'm quite certain they won't have much use for it (the apple ...
6
votes
3answers
578 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 ...