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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41
votes
6answers
6k 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 ...
2
votes
1answer
26 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 ...
1
vote
0answers
52 views

How do overlay network nodes communicate without IP addresses? [migrated]

I've been reading about how Tor and I2P use cryptographic addresses to send messages to other nodes, but how does this work? I looked through the documentation for each and neither is very clear on ...
1
vote
3answers
2k views

How can I use a VPN to protect my privacy

How should I configure a VPN in order to access blocked websites and to hide my identity? Usually I use SSH tunneling to protect my privacy and to escape censorship. I know nothing else about VPNs ...
16
votes
2answers
1k views

Essential things to think about before outsourcing authentication with OpenID, OAuth, or SAML

It's clear there there is no consistent set of features among any of the popular authentication providers. Below is an attempt to aggregate the similarities and differences I've noticed, but I ...
-1
votes
0answers
52 views

Guide me in building a successful career in cyber security field [closed]

I recently watched Mr.Robot tv show and i'm very impressed with elliott-cyber security engineer. I like the way he does all those protecting the servers thing :D I am very interested to know what it's ...
0
votes
1answer
38 views

How would iOS or Android app “firewall” for extended permissions (location, etc) work?

I'm interested in blocking or reporting any application's usage of extended permissions, regardless if they are granted those rights, such as: GPS / Location / Wifi Radio signal data Telemetry My ...
1
vote
1answer
7k views

any information about en.quiente.info who has visited your account website

I ran across this site http://en.quiente.info, my friends tried it and they say it worked for them. It asks for most of the privileges on facebook even sending messages on behalf of you. Any one has ...
3
votes
2answers
89 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 ...
1
vote
1answer
109 views

Is it there any effective way to prevent shodan to access my webcams [duplicate]

Recently while browsing using shodan, I came across a search string to explore webcams. Some of the searches I carried out were: webcamxp city:city name webcamxp geo: longitude and latitude ...
2
votes
1answer
49 views

GPG: Can't encrypt DSA 3072 keys

I would like to ask this question as I'm not the first person which has this behavior. I'm trying to encrypt a simple message using GnuPG using a public key I've received from a friend, he's using ...
1
vote
1answer
101 views

Can my ISP/MSP read my Whatsapp messages?

I wonder whether the Whatsapp messages are sufficiently encrypted so that the ISP/MSP ( mobile service provider) cannot read what is inside? I will be travelling to some of the most oppressive ...
22
votes
2answers
9k views

How is wireless WiFi password cracked?

Let's say I have a wireless network that is password protected. What procedures can an intruder take in order to be able to gain access to my wireless network, or at least be able to decipher the ...
0
votes
0answers
76 views

How 'private' is my setup?

I'm currently running QubesOS (so essentially a virtualized Fedora operating system), which I use to access an offshore VPS through I2P (using garliccat). I then route all my traffic through the VPS ...
1
vote
2answers
65 views

How To Keep Data Private Where Software Requires An Online Check

When software forces a user to verify online(Phone Home) before use, it creates an opportunity for private data created with this software to be physically connected to the Internet. This may not be ...
1
vote
0answers
22 views

How to monitor kernel mode driver traffic (ESEA client)

E-Sports Entertainment Association (ESEA) is an alternative method of finding players to match up against in (among others) Counter Strike GO. They are known for having the best anti-cheating measure ...
10
votes
4answers
6k 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. ...
5
votes
1answer
80 views

How do I protect myself from the aftermath of the OPM hack?

As a federal employee, I, along with some 4 million other Americans had our information compromised in the recent OPM (office of personal management) hack. Former and current addresses, names of ...
1
vote
2answers
90 views

Online anonymity for a journalist in a dangerous country [closed]

I am a journalist in a corrupt country. I am concerned that my online usage will allow my antagonists to track me down, and it wouldn't end very good. I am aware that I may use TOR and VPNs, and ...
0
votes
0answers
34 views

Theoretical VPN and Tor Encryption Chain

Okay, so I've been looking around at the benefits of using tor to access you vpn and vice versa. Here's what I've come up with: VPN -> Tor Pros: Hides Tor usages from isp Hides your activities ...
9
votes
5answers
8k 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 ...
1
vote
0answers
113 views

Minds.com : Can we trust it on privacy terms? [closed]

The Minds.com social networking offers: Open Source encryption algorithms for all communications and data storage. Open Source code for their associated tools (as for now: Android and iOS). How ...
0
votes
0answers
63 views

Adblock Plus blocking a lot of ads on webpages that don't even have ads? [migrated]

I was just checking my own website and noticed that Adblock Plus v1.9 blocked 13 ads on one of my pages and another 4 on one other. This is interesting to me because I have no ads on my site. I'm ...
3
votes
4answers
196 views

In a monitored network, can the admins tell if Tor is being used?

I'm not asking if Tor is secure, I'm asking if an observer can know you are using Tor? For example if a persons ISP or company network monitors traffic would they be able to determine with certainty ...
13
votes
3answers
34k views

Can law enforcement track a criminal through dynamic IP address?

I ask because a week ago my home was broken into and, among other things, my iMac computer was stolen. I am desperate to get it back because it has all the pictures of my daughters from the last ...
5
votes
4answers
731 views

What issues are most important to cover in Corporate Security Policy?

What about a Privacy Policy? Both internal, and external.
1
vote
2answers
84 views

What are the pros and cons of using DNS to block unwanted domains?

There are many methods to block unwanted outgoing requests. Examples include browser settings and extensions, and .hosts files. While DNS blocking won't affect direct accesses to a numeric IP address, ...
1
vote
1answer
160 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 ...
0
votes
2answers
106 views

Authenticating Hotmail's certificate and connection security

I've recently received the following error message from hotmail.com (or live.com) after I have logged in using Chrome browser, consistent using different accounts and computers (regardless of 2FA or ...
4
votes
2answers
110 views

Solution to remain anonymous on a website that dismiss tor users?

I want to access to a website who recognize tor users and dismiss them. I have read that if you connect to a proxy after your tor exit node, the website wouldn't know that you are a tor user and ...
0
votes
1answer
71 views

Court order and domain + hosting privacy [closed]

I'm receiving legal threats from a law firm that wants me to remove information from my website that one of their clients are unhappy with. Specifically they threaten me with a court order forcing me ...
2
votes
3answers
215 views

How can two parties compare whether a simple (5 letter) shared word matches, without disclosing their word to each other?

I'm having some trouble with this scenario, some advice would be great. The context is that a group of people have each been give a simple 5 letter word - for example: Alice: ACTOR Bob: JEANS Dan: ...
1
vote
1answer
17 views

What TCP-level commands affect the global configuration of the stack?

I'm looking at TCP, and what options may affect the global configuration so that I can detect a repeat visitor. What TCP commands (for lack of a better word) affect the global TCP stack? Or that or ...
1
vote
2answers
310 views

How to fake a browser fingerprint?

I'm developing a browser based on Google Chromium and keeping in mind that privacy is freedom; but I need to know how to protect my browser's users against fingerprinting. I was thinking about ...
1
vote
1answer
159 views

Is it dangerous to use the same key (RSA) for both encryption (PGP) and authentication (SSH)?

Alice wants to send an encrypted message to Bob, but she also wants to connect to Carol's server. Are there any dangers associated with using the same RSA key for both PGP and SSH (other than a lack ...
12
votes
1answer
2k views

In CitizenFour, What Was Snowden Mitigating with Head Blanket?

A scene in the documentary, CitizenFour, showed Snowden using a blanket to cover his head and the laptop screen. When asked by Greenwald about this, he answered affirmatively, but I couldn't really ...
0
votes
1answer
109 views

Defeating Browser Fingerprinting by spoofing the browser user agent and VPN

I don't want any website to identify me and to know what is my geographical location. As far as a website is concerned, I am always a new visitor who never visits it prior. If I leave the website, ...
3
votes
3answers
406 views

Privacy and VPN - does employer's VPN still log activity when I am connected by wifi?

A company I work for wanted to use a VPN client called Junos Pulse to connect to their file server. I am on my personal computer, and connected to my personal wifi. I was not using their VPN for ...
-4
votes
1answer
114 views

I abused my VPN, what are realistic privacy consequences? [closed]

Ok let me give you a small background of my problem. I am using a (very good) VPN service as I am trying to hide the fact that it is me (ip:....,name:....,etc) who is managing a particular website. I ...
-1
votes
1answer
104 views

Can other people monitor my internet activity in the same WiFi network? [duplicate]

I have a tablet that I share the same WiFi with two other people/computers. I have installed the CM Security anti virus app, and also a cleaning app. I think that my activities are being monitored by ...
4
votes
1answer
42 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 ...
2
votes
2answers
166 views

Real-world applications of Differential Privacy?

Differentially private techniques guarantee privacy while often permitting accurate answers ...this is something I have been reading up on lately as a means of preserving user ...
-2
votes
0answers
20 views

Restricting C drive access on windows by limited User but allow to install new software [migrated]

I want to restrict the user to access C drive but want to allow installation of new software. scenario is user is downloading a software and installing from a wizard but he can access to installation ...
-1
votes
1answer
30 views

What is the best formal method to prove the privacy (anonymity) of a security protocol

I am studying about TOR. I require to formally verify that the involved protocols provide anonymity. However, I could not find a suitable formalism of anonymity. If there exist any ...
1
vote
2answers
180 views

What is the importance of an ISP maintaining IP-Assignment logs?

I was reading an article which explained that there is a growing movement to force ISP's to store IP-assignment logs for DHCP connections for longer periods of time in order to fight cyber-crime. ...
-1
votes
4answers
321 views

How to find out if somebody is spying on my private browsing data in the same WiFi network? [closed]

I live in a hostel and eight people including me, are using the same WiFi network. One of my friends is a "computer wizard". I would like to know if he is secretly checking my browsing history and ...
1
vote
2answers
80 views

Saving an Id on a cookie. Security point of view?

I'm developing an ASP.NET MVC 5 website, which a user can select some filters, based on those fillers the server process a result, and the user can make a order and pay for it. In my Order table i ...
3
votes
3answers
923 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
2answers
44 views

Does a random number after the login name in the public members section of a website increase security or privacy?

http://forum.example.com/users/username-3723484 vs http://forum.example.com/users/username where username is specific to each user, as is its salt. My hypothesis is that it makes it harder for ...
3
votes
4answers
241 views

How to detect self destructing emails? How to prevent from self destruction?

Recently I came across a gmail extension for Chrome browsers which claims to send self destructive emails. I tested by sending self destructive emails to my email account and it works fine Now my ...