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Paul Bischoff

Tech Writer, Privacy Advocate and VPN Expert

Paul is Comparitech’s editor and a regular commentator on cyber security and privacy topics in national and international media including New York Times, BBC, Forbes, The Guardian and many others. He's been writing about the tech industry since 2012 for publications like Tech in Asia, Mashable, and various startup blogs.

Paul has an in-depth knowledge of VPNs, having been an early adopter while looking to access the open internet during this time in China.

He previously worked in Beijing as an editor for Tech in Asia, and has been writing and reporting on technology for the last decade. He has also volunteered as a teacher for older adults learning basic tech literacy and cyber awareness. You can find him on Twitter at @pabischoff.

Articles by Paul
Study: 3 in 5 secondhand hard drives still contain previous owner’s data
A new study shows most secondhand hard drives often contain private and sensitive information from their previous owners. We explain the findings of the study as well as explain why your old data might still be accessible.
By Paul Bischoff in Information Security on September 24, 2019
What is a checksum and how do you use one? (Windows & Mac instructions)
Checksums are a simple means of making sure that data and software you download hasn't been corrupted. We'll show you how to validate checksums in Windows and Mac.
By Paul Bischoff in Information Security on September 16, 2023
7 Best VPNs for Ubuntu in 2024
Looking for a VPN with Ubuntu? This article covers all of the best Ubuntu VPNs, including their features, how they work, and more. Check out the complete guide below.
By Paul Bischoff in VPN & Privacy on April 17, 2024
7 IP address blockers – the best free and paid services
Looking for a way to block your IP address from websites and strangers on the internet? This article will cover seven of the best IP address blockers, three of which are free.
By Paul Bischoff in VPN & Privacy on August 16, 2024
Digital death: What happens to your Facebook account when you die?
What happens to your Facebook account when you die? What about if someone close to you passes away; how do you go about dealing with the social media presence they leave behind? In this article, we'll cover how to prepare your own Facebook account for death, and what steps to take if a close friend or family member passes away.
By Paul Bischoff in Information Security on August 15, 2019
Surveillance camera statistics: which are the most surveilled cities?
We've gathered data on CCTV cameras in use in 120 major cities across the globe to determine which c
By Paul Bischoff in Surveillance Studies on May 23, 2023
2.1 million customer records breached at Mexican online bookstore, personal and purchase data stolen
Mexico-based bookseller Librería Porrúa exposed millions of customer records to anyone with an internet connection. The database was subsequently wiped out and held for ransom by hackers.
By Paul Bischoff in VPN & Privacy on August 1, 2019
How Do People Feel About Cryptocurrencies?
Using machine learning, we set out to quantify positive and negative public sentiment surrounding va
By Paul Bischoff in Crypto on April 13, 2022
A recent history of US Government Breaches – can you trust them with your data?
Exploring the timeline of US Government breaches: Assessing the implications for data trust and secu
By Paul Bischoff in Data Breaches Studies on November 28, 2023
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