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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113 views

Are images created with commercial software stamped with identifiers that can be traced back to a serial number?

To the best of your knowledge, do images created with Photoshop and/or other commercial software embed any bits of information that can allow someone (governments, security agencies?) to trace the ...
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2answers
2k views

How are logs stored with ISP?

When dynamic IP addresses are assigned to users, how do ISPs store the logs? Do they just store the time and address of the websites visited or do they store the whole URL like we see in our browsers? ...
5
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2answers
136 views

Should Android apps for communication encryption and security require permissions like identity, device ID, contacts, etc.?

There is a Android application Threema for communication encryption and that says it does not collect user data, but it requires the following permissions: identity, contacts and device ID. Can ...
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2answers
14k views

What happens if an attacker steals my phone's IMEI number?

I have some questions regarding IMEI numbers and data and identity theft. While searching online I have found many conflicting answers regarding this topic and would like some clarification if ...
5
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2answers
402 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 ...
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2answers
800 views

Should IBAN and bank details be considered private data and encrypted?

To pay off our users, they are asked to enter their IBAN and bank name and bank address. The users are mostly based in Europe. As far as I know (see also this question) these details can not be used ...
5
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1answer
10k views

Where and How is data stored in a session?

Where is the information in the fields of a session stored? If I, for instance, store in a session something like $_SESSION['foo'] = 'bar'. Where is "bar" stored? If I store an object of a class, in ...
5
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1answer
583 views

Android for the Paranoid

In the case of a rooted phone, what are the various options to stay anonymous and keep your data secure? I've seen the guys at The Guardian Project work towards this: ...
5
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1answer
100 views

Dragnet TEMPEST Surveillance?

Just something I considered recently -- TEMPEST attacks are pretty well known; basically you intercept EM leaks from a computer to discover compromising information (i.e. encryption keys, what's being ...
5
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1answer
5k 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 ...
5
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1answer
81 views

What are the security challenges encountered with attribute exchange?

OpenID has Attribute Exchange, Facebook has Facebook Connect, and authorization services such as Oauth enable access to user data distributed across a range of content providers. What are the ...
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4answers
28k 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 ...
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5answers
1k views

Could I be defrauded by a website who has my address, phone number, and credit card number?

Exactly what kind of information does a scammer need to scam someone money? For example, if there's a website which wants me to provide my details, Exactly what kind of information can I divulge and ...
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4answers
458 views

Received a Kindle from a stranger, what are the risks?

While getting a coffee today, a man walked up to me and offered me a kindle. he said he no longer wanted it and that he was looking to give it away. An avid reader, I accepted. It has no accounts on ...
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4answers
263 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 ...
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3answers
642 views

Is there any way of preventing (or punishing) abuse of anonymity networks? [closed]

Anonymity services/networks like Tor, VPNs that don't log etc., seem like very double edged swords. Is there any way to prevent people with bad intentions (like breaking the law) from using them or ...
4
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2answers
2k views

Can cookies reveal my email address?

When I visit livescore.com, ten seconds later I receive marketing emails from gambling companies. If I don't visit this site, I don't receive these emails. Similar things happen when I visit Twitter ...
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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 ...
4
votes
4answers
598 views

Is silverlight and Java running on the web browser capable of saving “state” into the user's local machines?

I am aware that even after we have cleared our cache and cookies, websites can still save files/information into our computer using Flash (Flash ever cookies), I was wondering does other plugins like ...
4
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3answers
629 views

Can too much web searching be a danger to a security professional?

As a junior security professional, I spend a lot of time goggling for things such as 'wpa dictionaries', 'vulnerabilities...' , 'how to crack ...','and so on. I sometimes feel like I am calling for ...
4
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4answers
229 views

Can you use two hardware firewalls?

There is a rule that says "don't use/install more than one firewalls on one computer " (software firewalls to be exact) which means if you have a network and it has five computers you can only ...
4
votes
2answers
471 views

Privacy of Image search with https

I am connected to the internet in the office where I don't want the administrator of the network to find out the contents I check (for example images). First I use a Firefox private browsing window ...
4
votes
2answers
103 views

What level of anonymity can I expect while using a library's user session?

At the library, computer are typically open for internet browsing, if you can provide them your library card number. To what extend can I expect to protect my internet browsing privacy from ...
4
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3answers
595 views

Further potential problems with Windows 8 SmartScreen

Some research was recently published that showed that Windows 8's SmartScreen feature sends certain details about every single application that you install to Microsoft. Ignoring the obvious privacy ...
4
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2answers
4k views

Does Google record search / source IP [/ user] pairs?

Does Google record search / source IP [/ user] pairs? What if my Search History is off?
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2answers
131 views

What is a “roving” backdoor?

What is a "roving" backdoor? I understand the general concept of a backdoor. Emphasis on keyword qualifier: "roving"...
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3answers
3k 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 ...
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2answers
209 views

Is there a Security/Privacy risk in storing computers' hardware thumbprint?

I'm asking this because according to this article , Microsoft collects much less information than actually exists for Windows licensing (e.g. only 10 bits for MAC addresses, 6 for CPU serial number ...
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5answers
2k views

When storing private identifying information in a web application, what is “industry standard” best practices? [closed]

I am building a hosted (SaaS) web application that stores PII like name, email address, and employer of the user. As of right now, I don't intend to ever store credit card numbers or bank account ...
4
votes
3answers
10k 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 ...
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2answers
1k views

P3P HTTP Headers and Session ID's

Is there any chance that Session ID's can be shared between different websites (one in other IFRAME of others) through P3P Headers?
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2answers
3k views

Does Java applets reveal the real IP address, even when using proxy or vpn?

Can a Java applet reveal the original client IP address, when browsing through a proxy or a VPN? Why?
4
votes
1answer
186 views

Why do web services keep asking me about my phone number?

They say it's for my own safety and that somehow my account is more "secure" if I link it with my phone number, but I don't understand why - they already have my e-mail address through which I can ...
4
votes
3answers
205 views

3G, 4G How does my provider know i am using facebook?

I have a mobile subscription with 1 GB of data every month. But my provider has a promotion where facebook and twitter traffic is free, so I can use facebook and twitter and not use up my 1 gb of ...
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3answers
134 views

Is there any point to opting out of interest-based ads?

There are various browser extensions for opting out of interest-based ads, e.g.: https://chrome.google.com/webstore/detail/iba-opt-out-by-google/gbiekjoijknlhijdjbaadobpkdhmoebb ...
4
votes
2answers
115 views

Internet and Email privacy in an “internet-enemy” country [closed]

Here where I live, it is believed that all the internet traffic goes through the hands of government agencies, and the telecommunication office is actually owned by the government. Given the ...
4
votes
2answers
90 views

Time zone settings and leakage of location

When you set up your clock in Linux systems and select a timezone: How easily can sites access this information? Can they do it through Javascript? Can they do it if Javascript is blocked? Where ...
4
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3answers
576 views

Protect our payroll data from a legal and moral obligation

We have our payroll software to be installed on our file server. This contains all the details of current and past employees. The data contained in the payroll software includes tax, bank, National ...
4
votes
1answer
194 views

Can it be dangerous to use not popular(unknown) dns servers?

There is a service called tunlr, which let's you browse the web with no restrictions(Pandora, Hulu etc.). You just have to use their dns server. But now I'm concerned whether the owners of the dns ...
4
votes
2answers
174 views

WHOIS Contact Details Abused

The system for the internet and the way people can abuse it is getting worse and worse. I am having several issues with people abusing the information within my WHOIS, which if I remember is protected ...
4
votes
2answers
273 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 ...
4
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3answers
661 views

Can a zero knowledge proof of voting be made using a trusted auth server (without client side crypto)?

Questions: Can one implement a secure voting system having all the features described below? e.g. without disclosing any individual's vote to the government server (or the third party), preserving ...
4
votes
5answers
271 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. ...
4
votes
1answer
204 views

Computational Feasibility of finding 'Good Links' of the following format

I recently stumbled upon this and am checking here to see if what I am proposing is indeed feasible and can be considered a breach of privacy. For obvious reasons I am not revealing the website ...
4
votes
3answers
799 views

Encryption Question for patient PHI

I am the Compliance Officer for a laboratory. Is it permissible to send an unencrypted email with a patient accession number? It does not include patient name, DOB, SS# or address. It is just an ...
4
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2answers
145 views

What parts of IPv6 address may I show publicly and safely?

I want to ask question about some network issue, i.e. about printing the IPv6 address correctly. I assume the users expect me to provide some meaningful examples of what I expect and what I have. ...
4
votes
1answer
78 views

Practical implications of 2014's android SOP vulnerability

For a project at university I have done research about all kinds of security issues, especially privacy-related ones, that have come up on mobile OS and applications over the last few years. One of ...
4
votes
1answer
360 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 ...
4
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2answers
687 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 ...
4
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2answers
197 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 ...