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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133 views
+50

Best practices: Use of a single private key as a person, or multiple to identify self across domains?

Similar to the question here, I'd like to apply the same question to a person. For example, I have implanted a chip in my hand that holds an encrypted private key that serves as my personal unique ...
5
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3answers
108 views

Stalking and harassment [closed]

I believe my ex wife is redirecting my Yahoo and Google accounts and somehow has access to anything I do online. How can I know if my suspicions are true? She is director of I.T. of a large company, ...
5
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3answers
905 views

What are NoScript surrogates and should one disable them for more privacy in browsing?

NoScript has a feature of supplying its own "surrogate" scripts instead of well-known tracking/ad scripts (Google Analytics, for one). Does it matter for my privacy if I do not change the factory ...
5
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1answer
241 views

Government/ISP tracking of internet activity trivial to evade?

The recently announced Investigatory Powers Bill in the United Kingdom will mean that ISPs must store the internet activity of everyone for one year. Anyone who wishes to evade such tracking can use ...
5
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2answers
157 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. ...
5
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2answers
480 views

Files encryption for flash drive privacy/security

Looking to encrypt files on flash drive (for backup) just in case it gets stolen or lost. Don't want to install any extra software like TrueCrypt but instead just use what's already on most computers. ...
5
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2answers
307 views

Single vs multiple personas? What are the security implications?

I have two email addresses, one for work and one for home. I have have two cellphone numbers, one for work and one for home. But I am just one individual (and only have one social security number ...
5
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2answers
119 views

Should I be worried if somebody uses my email to sign up for accounts?

I recently received e-mails from two services: Paytm and Uber. They both seem like legitimate services. However I have no idea why I received these e-mails or why somebody would want to create an ...
5
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2answers
173 views

Cryptographic algorithm to anonymise strings in pronounceable fashion?

NB: I originally posted this on SO (link), but then realise Security SE be more suitable, since there's existing questions around Crypto-PAn, which is similar here I have a logfile of database ...
5
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1answer
379 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 ...
5
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1answer
139 views

How long can I store personal information on unconfirmed subscriptions?

I have a monthly newsletter. In my subscribe form I use a double opt-in method: The visitor subscribes. I send him a confirmation email. If I receive a reply, I add him/her to my system. In the ...
5
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1answer
116 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 ...
5
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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
votes
2answers
973 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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2answers
153 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 ...
5
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2answers
443 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 ...
5
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1answer
586 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
183 views

Can I redact by converting PDF to TIFF and back?

Background My boss asked me to come up with a way ordinary users can redact information from PDF files using free software. We get a lot of scanned documents and our client requires that sensitive ...
5
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1answer
104 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
votes
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 ...
5
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1answer
350 views

What countries have laws in place that respect Do Not Track HTTP headers or cookies?

Google offers a Chrome plugin that uses cookies to control privacy, while Firefox offers a HTTP Header to tell websites to not track the users and log the data anonymously. This obviously extends a ...
5
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0answers
106 views

Using your full name as your work email address?

Standard practice in the workplace appears to be using your full name as your email address. This presents some privacy concerns to me. Even though we all grew up being told it's advisable to use a ...
5
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1answer
136 views

What are the compliance requirements or standards for a non-US firm hosting personal data in the US?

I work for a head hunting company with offices in Canada and Asia. We migrated our custom built CRM system from our own servers hosted in Japan to an Amazon hosting service meaning that all our data ...
4
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4answers
34k 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 ...
4
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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
468 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 ...
4
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4answers
272 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 ...
4
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3answers
645 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 ...
4
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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 ...
4
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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
601 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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2answers
145 views

Is it possible to hide my physical location from my ISP?

It's generally difficult, if not impossible, to know how any given company is going to use the information they gather about you. In some cases, it's also night-impossible to opt-out of their data ...
4
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4answers
362 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
3answers
636 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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2answers
493 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
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3answers
295 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?
4
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7answers
571 views

How to completely remove all traces of a file in Windows 7?

I'm curious to know how to completely erase all possible traces of files in Windows 7. For example, let's say I have a subfolder containing five different files at work deemed sensitive (A document, ...
4
votes
2answers
104 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
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 ...
4
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3answers
603 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
votes
3answers
745 views

Are there security (esp. privacy) benefits to deleting cookies?

As the title says, I'm wondering if there are any security/privacy benefits to managing cookies - that is, managing by deleting cookies you don't want or need. I deleted all my cookies about a week ...
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?
4
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2answers
144 views

What is a “roving” backdoor?

What is a "roving" backdoor? I understand the general concept of a backdoor. Emphasis on keyword qualifier: "roving"...
4
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2answers
214 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 ...
4
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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
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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 ...
4
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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?
4
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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, ...