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Marc Dahan

Specialist in Online Privacy

Marc is a technology journalist with over 15 years experience. He specializes in content related to emerging technologies, cybersecurity, big data, privacy, artificial intelligence, and the politics of technology.

He has worked for some of the largest tech companies (Deluxe Digital, Sony, Autodesk) and is passionate about online privacy and digital freedom.

Articles by Marc
How to set up a captive portal in OPNsense
OPNsense is a powerful open-source router/firewall that's based on FreeBSD. In this guide, we show you how to set up a captive portal in OPNsense.
By Marc Dahan in VPN & Privacy on September 27, 2023
How to reproduce pfSense’s Squid & SquidGuard functionality in OPNsense
You probably don't enjoy seeing web sites plastered with ads. In this post, we explain how to reproduce pfSense's Squid and SquidGuard functionality in OPNsense to block all ads across all your devices.
By Marc Dahan in VPN & Privacy on September 25, 2023
Nonprofit websites are loaded with trackers – can we do anything about it?
Nonprofits provide essential services to those in need. But their websites also engage in massive data collection. This post looks at the state of that data collection and what you can do about it.
By Marc Dahan in VPN & Privacy on September 25, 2023
Set up your own remote access OpenVPN server in OPNsense
Looking to set up a remote access OpenVPN server in OPNsense? This post guides you through all the steps to set up your own OpenVPN server in OPNsense.
By Marc Dahan in VPN & Privacy on September 23, 2023
Can my mobile phone get hacked?
Smartphones are pocket-sized computers – and computers can be hacked. In this post, we look at some of the more common ways your phone can be hacked and what you can do to protect it.
By Marc Dahan in VPN & Privacy on September 22, 2023
What is spell-jacking, and what you can do about it?
Your browser's spellchecker may well be spying on you. This post looks at what spell-jacking is and what you can do to mitigate it.
By Marc Dahan in Information Security on September 18, 2023
How to protect your location information on Threema
Your location information could be up for grabs even when using Threema. This post looks at how to mitigate that.
By Marc Dahan in VPN & Privacy on September 18, 2023
Setup a Road Warrior VPN with WireGuard in pfSense
Looking to setup a road warrior VPN in pfSense? This guide can help. In this post we guide you through all the steps using WireGuard in pfSense. 
By Marc Dahan in VPN & Privacy on September 17, 2023
GooseVPN is not working with Netflix? We can fix that
If you're having difficulties accessing Netflix when using GooseVPN, we can help. This guide provides you with troubleshooting tips for all the common issues as well as some great alternative VPNs.
By Marc Dahan in VPN & Privacy on September 9, 2023
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