What is ChaCha20?

December 28th, 2023 in Privacy deep dives

ChaCha20 is a performant and lightweight, yet highly secure, 256-bit stream cipher used to encrypt and decrypt data. It’s often used to secure data transmitted…

What is Freenet (now called Hyphanet)?

December 11th, 2023 in Privacy deep dives

Freenet is a decentralized, encrypted, open-source dark web designed to let you communicate with others, upload and download content, and access online information anonymously.  Learn…

What is a keylogger?

November 24th, 2023 in Privacy deep dives

A contraction of “keystroke logger”, a keylogger is either a piece of software or a hardware device that records input from your device’s keyboard. Although…

How to change your IP address on Windows

November 16th, 2023 in Privacy deep dives

This artcile was updated and refreshed November 2023. We discuss how to change the IP address of your Windows 10 or Windows 11 device. This…

What is content filtering?

November 14th, 2023 in Privacy deep dives

Businesses and other organizations use content filtering to block employees or customers from accessing certain online content.  There are a few reasons they may do…

What is WPA3?

November 9th, 2023 in Privacy deep dives

WiFi is the technology that lets you wirelessly connect your computer or mobile device to the internet. As with any connection on a network, there…

What is perfect forward secrecy?

October 31st, 2023 in Privacy deep dives

Perfect forward secrecy (PFS) is a cryptographic feature of internet communication protocols that ensures even if a session is compromised, past and future sessions remain…

What is a zero-day exploit and why are they dangerous?

October 20th, 2023 in Privacy deep dives

A zero-day is a software vulnerability or security flaw in a computer system that its developers or vendors are unaware of. The term zero-day (also…

What is IKEv2?

September 29th, 2023 in Privacy deep dives

IKEv2 is a VPN protocol used to secure VPN connections. Part of the IPSec protocol suite, it is sometimes (and strictly speaking, more correctly) referred…

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