Questions tagged [privacy]

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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36 views

What do free public VPN providers achieve? [closed]

Just took a look at This website and found a whole bunch of free OpenVPN config files, for free!! I want to know that why do they do this? Do they earn anything? Are they secure? what can they have ...
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Making an anonymized vlog

I want to create a talking-head vlog without compromising my anonymity to the general public on youtube. I started with audio-only with a steady picture of something but that turned out not to get a ...
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Auth0 privacy and confidentiality

I'm studying Auth0 and I would like to know if using a third party application like this for authentication and authorization can be a problem for privacy and data confidentiality.
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How to hide or spoof hardware info from the browser? [migrated]

I am using Google Chrome on a VirtualBox and Chrome detects my camera as 'VirtualBox WebCam-USB 2.0 VGA'. How to prevent Chrome from reading device information or to make it read it as something else ...
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What can people do about Tor's weaknesses?

I read Tor's Wikipedia page and found out it has 12 weaknesses. What can people or The Tor Project do about those weaknesses? If they don't anything about it, wouldn't it compromise Tor users' ...
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Is there any decentralized, “serverless” network of any kind in existence with more than a handful of users? [closed]

I'm trying to verify that the findings of my own private "research", spanning over 10 years are accurate. Basically, I've been actively hunting for any signs of any kind of "Internet ...
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Tracking domains in installed applications

Many websites have tracking domains in their webpages, which I block using "Privacy Badger" Extension by EFF. These domains are easily visible by pressing Ctrl+U in Firefox to see the "...
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8answers
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Do advertisers listen as we talk?

A person talks about a certain thing (product or service) with another person and a short time after the talk the person gets the advertising of the discussed thing on the mobile or desktop device. I ...
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2answers
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Can a website track your browsing history on other websites?

I visited website B after visiting website A. Upon clicking the search bar on website B, a dropdown menu appeared containing the words I searched on website A. After clearing my browser history and ...
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2answers
155 views

How does Google track users in Incognito mode?

There is a lawsuit claiming Google tracks users in private browsing mode. How exactly is Google achieving this?
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1answer
7k views

If you SMS text someone, how much more information will they know about you?

If I send someone a text, how much information am I giving up? Could they add me to an app like Whatsapp and access my name and profile? Or does their number first have to be saved in my phone ...
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1answer
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How does openvpn work for only certain servers?

I got a *.openvpn from work and I monitored the traffic on wireshark. On my normal vpn every traffic is routed via the vpn (as expected). But with this work vpn only the traffic that uses the work ...
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1answer
605 views

Effect of Firefox's “Responsive Design Mode” on the browser's fingerprint

Today I switched ON the "Responsive Design Mode" under the "Web Developer" Section of the Firefox menu, and from the dropdown menu selected "iPhone X/XS iOS 12". So now ...
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Can Microsoft access the contents of my OneDrive Personal Vault?

I found the article to be quite informative that addresses the question "Can Microsoft access my private files?" (Can Microsoft access all private data if a user installs Windows 10?), which ...
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3answers
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3rd party (employer's) app on android phone - what is the risk for an employee? [closed]

An employer (someone's employer) issued an android app and requests that all of the employees install it. During installation the app requests access to all of the phone's resources and it wouldn't ...
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1answer
191 views

How to protect against unwanted photographs?

Problem Possible defenses against the attack vector of facial recognition via unwanted photographs. Background The advance of facial recognition technology has promoted unwarranted photographs from ...
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1answer
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How can Tutanota, ProtonMail and Hushmail all claim to provide privacy when they only allow privacy-incompatible payment options? [closed]

I'm attempting to register an e-mail account without destroying my privacy. The reason is simply that one is necessary to be able to register on a different service (web host for my new, very non-...
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1answer
84 views

How to contact Microsoft regarding security flaw? [closed]

Here I see: If you believe you have found a security vulnerability that meets Microsoft's definition of a security vulnerability, please submit the report to MSRC at https://msrc.microsoft.com/create-...
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Calculating the privacy that Renyi (ε,δ) Differential Privacy satisfies

I add differential privacy (DP) to my machine learning models by using PyTorch-DP. PyTorch-DP supplies me with the values: εand δ. I know that the εtells us something about the probability ρ that ...
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Is there any Windows HIPS software that supports file and registry access control?

I Have been using COMODO Firewall and HIPS for many years, which can block writes and executes but not reads. My threat model has changed to include spyware with trusted digital signature, which by ...
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0answers
55 views

Can Apple and Google bypass the decentralised COVID-19 tracing approach (DP-3T)?

Many thoughts have been spent on creating the decentralised, minimum-knowledge contact tracing approach DP-3T. This has been implemented in contact tracing apps of several countries, e. g. the German ...
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1answer
36 views

Personal computer + employer's WiFi [duplicate]

I decided to use my personal Macbook at work, so I'll be using my employer's network connection. But I'm really concerned about my privacy. I know I can do non-work stuff using Tor Browser or Brave's ...
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4answers
117 views

Untouchable local server

We have a software that needs a connection to our servers for license management purposes. Now we have a new customer who wants to use our software on systems that don't have access to internet. So I ...
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Abstract data access to user data in large-scale webservices

I am doing research on large-scale webservices and I am trying to understand what common techniques are to prevent user data being accidentally leaked to other logged in users. Especially where end-to-...
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Does CT use any kind of Private Information Retrieval (PIR)?

I've read several papers that propose different styles of PIR to be used with CT, but I am unable to find any confirmation that any PIR is in fact being used in in CT. Is my google-fu weak or does CT ...
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1answer
54 views

Monitoring laptop activity while logged into school's Microsoft account [duplicate]

I logged into my school-based Microsoft account on my personal laptop. But is it possible that somehow my school is monitoring my Google searches and other browsing history through the school ...
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Are tracking cookies from facebook, google, etc sneaked into open source projects?

In my node.js project, I'm using a several open source libraries and frameworks like - express, express-session, bootstrap 4.x etc. I also have NGINX setup as reverse proxy. For this app's website, I ...
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2answers
122 views

What are the potential security risks of using a commercial VPN service?

Commercial VPN services are gaining a lot of popularity and some of them are heavily advertising their products on social media networks and technology magazines today. The advantages of using such ...
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1answer
84 views

Why certain sites don't send newsletters to “anonymous” mail addresses?

I use an "anonymous" mail address (cock.li provider in my case). I have found that mainstream news sites in particular don't send their newsletters to such an addresses. It looks like the domains ...
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1answer
62 views

Re-use an old employer's laptop and avoid monitoring software

I still have an old good laptop from my ex employer that they never requested at the time I left (i assume it was old already by then) I would like to reuse this computer and not have the risk of ...
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1answer
125 views

Can a PDF embed a tracking image?

I know that PDFs can contain embedded images and Javascript. Can a PDF contain something that tracks you? For instance, can it contain a remote image that, when the PDF is opened, will fetch that ...
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How does android boot and shows notifications with full encryption but without pre-boot authentication

i have android 5.1 (motorola moto g xt1039). i encrypted the phone and set screen password. then after every password change i can choose one of an two options: 'require the password at startup' '...
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2answers
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Signal: contact people, or have people contact me, without revealing phone number?

Is it possible to use Signal without revealing my phone number to others? I'm personally using the Signal app on Android, but of course it applies to all versions, desktop and mobile. With Telegram ...
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38 views

Anonimity of Bluetooth tokens [duplicate]

In the context of contact tracing, I have a privacy question. I have read a few (and "few" is already a bad thing) articles about Bluetooth contact tracing, especially in the context of the Sars-Cov2 ...
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1answer
35 views

What additional privacy impact does using the COVIDsafe app have for people in Australia who are using their phones normally?

I've been trying to encourage some people I know to install and use the COVIDsafe app. Some people have raised privacy concerns as a reason to not install the app (there's other concerns, such as it ...
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1answer
50 views

Can my school see the websites I've visited while on my home WiFi after I reconnect to the schools? [closed]

I know that they can't monitor me on my home WiFi, but can they see the websites I visited while on my home WiFi after I reconnect to the schools?
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Is Adobe Creative Cloud uploading files from hard drive without my permission?

I was trying to uninstall InDesign from my Windows 10 computer. To uninstall/update any of Adobe's programs, you have to first update to the latest version of Creative Cloud, which is a hub that ...
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Why is gmail (G Suite) bot visiting the links I click on?

We send to our staff notification emails with links to "private" pages on our website. These pages are password protected, we log the access and get notifications when accessed from new ip ranges. To ...
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Is this reasonable privacy for storing sensitive information?

Outline I am writing a web app that will need to store some transaction data (amount, date, merchant...). Objective I want to keep this data reasonably private from unwelcome eyes. Threat Model ...
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Is it possible to delete all traces and files on a mac? [duplicate]

Is it possible to delete all traces and files on a mac, so no one can recover files and there will be no traces at all for this files or any activity?
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10answers
12k views

Does the saying “physical access = game over” apply to smartphones, too?

I was surprised to read in the responses to this popular question that it's considered nigh impossible to secure a computer system if intruders have physical access. Does this apply to smartphones ...
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1answer
133 views

Hide real IP (and possibly location) while live streaming

Say I wanted to start live streaming on YouTube or Twitch, but I don't want those services to know my real IP or where I'm located. Commercial VPNs might not be a good option here since they reduce ...
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1answer
51 views
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Privacy in P2P vs relayed connections for VoIP

I'm developing some sort of VoIP application for mobile devices for fun. I initially planned to rely on P2P connections only. I didn't want to use a relay server because I thought (1.) there would ...
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1answer
98 views

Can the photos/videos I deleted a year ago can still be on my iPhone or on the Internet?

I have been getting paranoid lately and decided to ask for your insight on this issue. A year ago, I took photos of some personal information (cc, passport, etc), and deleted them a month later, along ...
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3answers
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How is it possible that important databases keep getting put online with literally zero security?

The ANPR camera system's internal management dashboard could be accessed by simply entering its IP address into a web browser. No login details or authentication of any sort was needed to view and ...
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1answer
44 views

Securing access to information stored on a home based Nextcloud server acessed via self-signed SSL certificate and home vpn

I am configuring a private cloud at home using nextcloud on a linux machine. It is running an apache webserver over an https connection (let's encrypt self-signed certificate) and a VPN server (...
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2answers
109 views

What IMEI(s) does an ISP get in case I use a mobile hotspot to connect my laptop to the web?

I found out today that ISPs get the IMEI code of any device connected to them. See a (very old) reference here: http://news.bbc.co.uk/2/hi/technology/4738219.stm I was hence wondering: in case I ...
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1answer
112 views

Find the flaw in my architecture: Shamir's Secret implementation for data encryption and recovery

This will be a long one. Here's the thing: I want to build a privacy-preserving system where the user data is not even accessible to the database administrator. Intuitively, I immediately thought ...
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2answers
75 views

Will carrier servers allow the ISP to see anything I'm doing even on a VPN?

AFAIK, if the connection to the VPN server is properly set up, the ISP is not able to see any of the traffic. Nevertheless, I just found a worrying comment to this blog post: https://www.stealth-...
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1answer
47 views

Understanding the Secure Multi-party circuit for Stable Matching

I am reading the following paper: MPCircuits: Optimized Circuit Generation for Secure Multi-Party Computation link of paper I have following questions: why Preference of group1 starts from L_0 ...

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