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TUN/TAP devices are virtual interfaces used by VPN clients to establish virtual instances of physical networking connections. Although slightly different from each other (because they work at different network layers), both TUN and TAP devices function to pass data from one host to another. What is TUN/TAP? Unlike regular network…
The internet is practically overflowing with confidential information – just think of all those bank accounts, medical records, and customer databases! When we hand over these details, we like to think we’re doing it safely – and that’s where information security comes into the picture. Businesses, hospitals, governments and more;…
RSA is a public key cryptography system used to secure data transmitted over the internet. It is most commonly used in the establishment of an SSL/TLS session – and by the OpenVPN protocol (and sometimes IKEv2) to secure the TLS handshake. This algorithm is called RSA because of the…
Virtual Private Servers, often acronymized to VPS, are a type of server you may have encountered if you’ve recently been shopping for a VPN or looking into creating or scaling up a website. This guide will help you better understand exactly how virtual private servers is, how they work, and…
The concept of biometric ID cards has been all the rage in political circles since the 80s when they were proposed to prevent the falsifying of IDs and as a means to more effectively control borders. Since then, governments worldwide have attempted to introduce national biometric ID cards with varying…
Packets are the busy little bees that keep the internet alive and moving, and they make up just about everything that you can send and receive online. Packet loss occurs when these packets don’t reach their final destination – some of them can get lost in congested networks, diverted by…
If you have an iPhone, you may be thinking that you don’t have to worry about taking measures to protect your privacy or secure your device, since iPhones are secure enough already out of the box. Sure, iPhones are typically less susceptible to various exploits, and more secure in general…
The Super Bowl is the pinnacle of sports entertainment, and being able to stream the greatest show on earth is a must for any football fan. The good news is that even if you live outside of the US, you can easily use a VPN to pretend to be in…
Net neutrality has been a hotly debated topic ever since Columbia University Media Law professor Tim Wu coined the phrase way back in 2003. It’s an important principle that has many strong supporters across the globe, many of whom have witnessed its protections erode over the last few years. This…
On its website, Clearview AI bills itself as a “new research tool used by law enforcement agencies to identify perpetrators and victims of crimes”. A joint investigation conducted by several Canadian commissioners’ offices, however, concluded that Clearview AI engages in unlawful mass surveillance, and commissioners are now calling on the…