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
votes
2answers
66 views

The history of thumbnails (or just a previous thumbnail) is embedded in an image file?

I was surprised when I cropped an image on Windows Phone, saved it, sent it via e-mail to a PC, and then downloaded it - and the thumbnail in the download folder was the one of original, not cropped ...
10
votes
3answers
946 views

With whom does my PC communicate at startup?

I've been reading about Windows 10 and its incessant desire to call home. I've tried putting some firewall rules in place. I am sure they are working but I got to thinking that many events probably ...
1
vote
1answer
43 views

Gmail password on another device. [closed]

I sold my android phone. I had account saved for google apps. When I change my password of gmail account, can it be possible to log in from previous phone by buyer?
22
votes
1answer
2k views

What are the privacy and security implications of Windows Telemetry

There have been quite a few news stories relating to the use of "Telemetry" in Windows 10 (and also now Windows 7/8) with suggestions that users would want to disable or remove these updates due to ...
-5
votes
1answer
53 views

Adblock browsing history security [closed]

A lot of people use adblock. From a security aspect, ad blocking would involve intercepting and parsing HTML contents and URL's. Hackers attacking adblock servers could gain access to that valuable ...
8
votes
1answer
120 views

School installs something on my Mac in order to connect to the school network. Should I be concerned?

Recently my school started a program which allowed us to bring our own laptops to school. Previously we were given laptops (owned by the school) to use. I'm still currently using the laptop given by ...
1
vote
2answers
116 views

How can someone know technically if antivirus provider tracks him? [closed]

Is there a technical way to make sure that your antivirus provider doesn't send any information from your computer? Is there a reliable list of antivirus providers that this issue was checked and it ...
25
votes
6answers
5k views

What real world benefits does PGP have over sending email with SSL/TLS such as with HTTPS?

I've been learning about PGP, and I asked myself, "Why?" For example, if I'm using https://mail.google.com, then what benefit would adding PGP offer that would justify it being used? I can ...
4
votes
1answer
120 views

Erase broken external Hard Drive before returning to store

I've seen similar questions out there but not the same. I have a broken Seagate hard drive that I want to return to the store. It has a lot of private data on it. I can't access it through the ...
0
votes
1answer
34 views

Is there a way when using WIFI to know the specific users computer ids?

When you use WIFI is there a way to know the other users computer ids and MAC addresses? What other WIFI users can know about you when you share same WIFI?
89
votes
8answers
12k 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 ...
2
votes
2answers
90 views

Is there any risk in placing a scan of a diploma online?

I wonder whether there is any risk in placing a scan of one's diploma online.
3
votes
1answer
79 views

What are the potential privacy issues in using a TPM chip with GNU/Linux

I'm planning to buy a TPM module to bring more security in my system (GNU/Linux, dm-crypt/LUKS, SED) but I'm not sure with the big debate around it. What are the (possible) privacy concerns in using ...
12
votes
5answers
11k views

Why is Tor safer than a proxy?

If I use a Tor router to browse the regular internet, my traffic must leave the Tor network through an exit node. Apparently the exit node can see the data originally sent. Is this true? If an ...
24
votes
7answers
11k views

Can a WiFi access point operator tell that I'm streaming video to my phone?

I work at an office typing numbers into a computer. It gets quite boring sometimes, so I go on Netflix while using their WiFi on my phone. Can they tell what apps I'm using, based on network traffic? ...
1
vote
1answer
50 views

Does using Ghostery with Privacy Badger impair PB's heuristic learning?

I am running Ghostery and Privacy Badger for FF. From what I have read at eff.org/privacybadger, PB uses a heuristic algorithm to learn what 3rd-party sites are tracking me. If I am running Ghostery ...
1
vote
1answer
102 views

How to only let end user to access data in a web app

I've been read a lot about common encryption methods used in a django app. However, my requirements are very different. I am looking for a way to encrypt my web app data so only the owner of the data ...
1
vote
0answers
49 views

What personal information, if any, can be gleaned from a Microsoft APPCRASH problem signature?

I am trying to debug an "APPCRASH" problem event for a program running on Microsoft Windows 7. When this happens a problem signature is presented, like this example from SuperUser: Problem Event ...
4
votes
2answers
159 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 ...
102
votes
13answers
27k views

Where do you store your personal private GPG key?

So, I want to start using pass, but I need a GPG key for this. This application will store all of my passwords, which means it's very important that I don't lose my private key, once generated. Hard ...
1
vote
3answers
140 views

Is it possible for Apple or any other company to create fully encrypted smartphone?

From the latest Apple vs FBI story it's known that Apple is technically capable of changing the boot-loader of the iPhone to provide interface for brute-force finding of 4-digit password. I'm ...
1
vote
1answer
192 views

How to protect against the new malware Mazar Bot?

Mazar Bot is new Android malware that spreads via SMS. Its capabilities: It can read incoming SMS and send itself, make calls to directory contacts, contaminate Chrome, access to the Network, read the ...
0
votes
0answers
19 views

Mic port soundproofing [duplicate]

What options are there for placing physical, removable soundproofing over work issued laptops mic ports? Sound block must be removed for frequent meetings virtually. Nothing can be downloaded due to ...
81
votes
4answers
7k views

What is the risk of copy and pasting Linux commands from a website? How can some commands be invisible? [duplicate]

Like all beginners in the land of Linux, I usually look for websites that contain some useful shell commands, mark it with my mouse, copy it (CTRL + C) and paste it into a terminal. For example, if ...
1
vote
1answer
87 views

How does add-on for the Firefox with a custom proxy server prevents info from Google?

I would like to know how does add-on for the Firefox web browser with a custom proxy server prevent Google from collecting information about your browsing? Does it prevent also from your internet ...
44
votes
6answers
7k views

Are random URLs a safe way to protect profile photos?

I would like to move from sequential to random user IDs, so I can host profile photos publicly, i.e. example.com/profilepics/asdf-1234-zxcv-7890.jpg. How long must user IDs be to keep anyone from ...
0
votes
2answers
160 views

How to prevent sysadmins tampering with code?

Let's say you have some sensitive user data you need to protect (e.g., for PCI compliance) and you have done this by having the server code encrypt it before storing it in a separate server where no ...
0
votes
2answers
65 views

Is there a way to use public mail and not to enable the provider to see its content?

I'm looking for a way to use the common public emails such as Google and Yahoo and to prevent them from reading the content of the emails either by application that scans the emails and offer ads or ...
0
votes
1answer
189 views

Is there a risk that file shredders and free space wipers steal our confidential data?

I was wondering how secure are the file shredding software and free space wipers? Lets say we are using PC Windows, and software CCleaner (from piriform) or File Shredder (found here) to securely ...
3
votes
1answer
83 views

What techniques do advertisement companies use to get my browsing information, and how can I stop them?

In the past year, I've noticed a strangely increasing incidence of advertisements on various web sites being for products that I was browsing for elsewhere. This makes me extremely uncomfortable. It ...
0
votes
2answers
81 views

Personal Cloud Storage vs. File Sharing Services

In terms of maintaining Confidentiality, Integrity, and Availability, what are the risks and benefits associated with setting up a personal cloud storage device on your home network versus using a ...
1
vote
1answer
90 views

Benefits of injecting antivirus inside browser

Some antiviruses propose you to use their browser plug-ins. For instance, Avast SafeZone propose you reactive defend by checking signatures of keylogers/malware/spyware etc. But, what's the benefit ...
1
vote
2answers
168 views

SafeZone: keyloggers/malware/spyware protection

As part of Avast free updates you have a chance to use SafeZone browser. Among features of SafeZone browser I found that SafeZone protects you from keyloggers/malware/spyware. I'm interesting ...
5
votes
1answer
157 views

What kind of information is exposed during a Firefox private browsing session?

I'm working with Firefox 43.0.1 on Windows 7 Pro 64 bit. I just noticed an odd behavior, and I don't think Firefox used to behave this way. I had a GMail tab open in private browsing mode, and then ...
4
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 ...
-5
votes
1answer
112 views

The problem I have with wikipedia showing IP addresses to the world? [closed]

I went on wikipedia, then went to the edit history of an articles I edited. To my surprise, my IP address, along with other people's IP addresses are on the articles edit history page. Why would ...
22
votes
7answers
2k views

How trustworthy is Firefox? [closed]

I looked at different password managers, to swap my user-generated, more or less predictable passwords for automatically generated, secure passwords. I stumbled upon KeePass and FeeFox (for Firefox ...
3
votes
2answers
64 views

What parameters define information sensitivity?

Since information is generally consumed by different parties for various reasons, what parameters define information sensitivity? For example marketing may define "customer" data such as name and ...
53
votes
6answers
9k views

Why do security experts like Snowden use email services like Lavabit and Hushmail rather than self-hosted email?

Why would anyone like Edward Snowden rely on 3rd party services like Lavabit or Hushmail to host his email? I mean it's very easy to set up a self-hosted email server. What you need: Rent VPS (even ...
0
votes
2answers
168 views

Computer Security vs Privacy

Probably this is a redundent post but in fact I have been searching online about a precise clear distinction between computer security and privacy. I'd like to know the difference of between them ...
3
votes
1answer
951 views

What can an iOS app tell about you?

We all know while using a new iOS app it might ask for information like location or access to the camera. Those are both features we can deny to the app. There are, however, features apps can access ...
10
votes
0answers
375 views

What unique device fingerprinting information can an iOS8 app collect?

As a follow-on to this question: What unique fingerprinting information can an iOS7 app collect? What remaining device fingerprinting privacy / security vulnerabilities still exist as of iOS 8? Can ...
33
votes
4answers
4k views

How can changing your DNS protect your online privacy?

Looking at a Unblock-US Features (a DNS provider) on their website it states the following: Stay out of the radar of prying eyes. With Unblock-us, you’ll have peace of mind knowing that your ...
0
votes
0answers
27 views

SpriteKit Level Data Security Handling

I have been reading many different posts, threads, etc. regarding the best practices to store level data to be used throughout a game application (level boundary data, images, characters, time, etc.). ...
0
votes
1answer
98 views

Why would a website want to know what operating system you are using?

As per this question, websites can learn what operating system a client is running by examining the HTTP headers. There are some addons that prevent this from working. What is a legitimate use of ...
4
votes
1answer
91 views

How does the “Privacy Protection” option from domain names registrars work?

Some domain names registrars are offering a "Privacy Protection" option to hide your registrant details. Your whois infos will then refer to the "privacy company" providing this service instead of the ...
1
vote
4answers
278 views

My email hacked

Someone has definitely gained access to two of my alternate emails. I know this by looking at the login activity. By looking at the email logs I discovered that the IP that is always gaining entry to ...
7
votes
2answers
140 views

What are the security benefits to block all http referer header requests for web browser?

I would like to know also if you lose site functionality. Is this a security benefit that is beneficial than compromising functionality (if compromising at all)? What I mean by this is one a ...
3
votes
2answers
47 views

Cleaning metadata of documents

For an organization working mainly with xls, pdf and doc files (but also other MS Office tools), how should it deal with metadata? How can we scan all documents and strip the metadata from them?
0
votes
1answer
79 views

Surveillance in the Workplace? [closed]

Auditing, surveillance and logging are typical and common place in the workplace, understandably so. These actions are crucial to establishing metrics and performance of the network and its resources. ...