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Mark Birchall

Staff Cybersecurity Editor

Mark is a staff editor at Norton specializing in cybersecurity, technology, and financial wellness. Drawing from a wealth of experience writing for various major SaaS and consumer tech brands, he aims to create content that helps readers enjoy freer, safer digital lives.

Mark holds a BA from John Moores University in Liverpool. When he’s not writing, you’ll most likely find him reading or running through the city.

Areas of interest and expertise

Scams Identity Protection Phishing Account Security

Latest articles by Mark Birchall

Person holding a tablet displaying a YouTube video.

How to turn off YouTube ads

iPhone lock screen showing the time with an orange microphone‑in‑use indicator.

Is my phone listening to me? Not how you think

A magnifying glass enlarges the word ‘attack’ and its dictionary definitions on a printed page.

What is a dictionary attack?

A woman assesses a Docusign email on her laptop.

Docusign email scam: How to spot fake Docusign emails

An image of robots symbolizing how AI could be dangerous.

Is AI dangerous?

3 ways to send tax documents securely and protect against tax fraud

A woman receiving a call from a scammer posing as an IRS agent.

IRS scam calls: How to tell if an IRS call is fake

Close-up of a finger holding a small SIM card against a vibrant orange background.

What is SIM swapping and how to prevent it

A collection of piggy banks, representing different bank accounts.

How many bank accounts should I have?

A fishing hook, representing the danger of phishing attacks.

What is phishing? How to spot it and avoid it

How to tell if your phone camera is hacked (11 signs)

Somebody disconnecting a router from the internet by unplugging the ethernet cable.

How to tell if someone hacked your router: 10 warning signs

A man testing his phone, suspecting it may be tapped.

How to tell if your phone is tapped and what to do about it

Photo of a ladybug on a phone, visualizing that androids need an antivirus.

Does your Android phone or tablet need an antivirus?

An overhead picture of a traffic circle representing IP rotation.

What is IP rotation, and how does it work?

A person in the middle of a bridge underpass, representing man-in-the-middle attacks.

Man-in-the-middle attack: Definition + types

Articles reviewed by Mark Birchall

How to spot USPS scam texts

Close-up macro image of a smartphone dial screen with the code *#21# displayed, shown in cool blue light with visible screen pixels to illustrate phone security checks.

10 codes to check if your phone is hacked and how to fix it

Someone handling a router trying to extend Wi-Fi range.

10 tips to extend Wi-Fi range and boost Wi-Fi signal

A padlock resting on a keyboard, representing file-locking ransomware.

What is a ransomware attack? How it works and prevention tips

A person holds a smartphone showing a World Cup 2026 digital ticket as a turnstile scanner displays “Error / Invalid Ticket.”

2026 World Cup ticket scams and how to spot them

A man looking at his laptop and learning what a business email compromise is.

What is business email compromise (BEC)?

How to increase upload speed: 13 tips for faster internet

Three friends standing in a school hallway, posing together for a selfie with a smartphone.

17 top social media threats of 2026

Two people walking in the rain with a blue and yellow umbrella, representing Bitdefender and Norton.

Bitdefender vs. Norton: Which antivirus wins?

A woman getting a malicious pop-up notification on her phone.

Tax scam statistics to know this filing season

A light blue wall with a large tear, revealing layered papers and documents illuminated by warm, reddish light.

Aura data breach: What happened and how to respond

LifeLock vs. Aura: 2026 comparison guide

Someone putting a toy helmet on their child, representing how to protect personal information online.

13 practical tips on how to protect your data online

A couple sitting on a couch, looking at a laptop, and trying to figure out how to withdraw money from a 401(k).

How and when to withdraw from your 401(K)

Image of baked cookies on a computer’s keyboard, one piece broken off to represent the trail of tracking cookies.

What are tracking cookies and how do they work?

Woman wearing a yellow shirt and leaning against a table, reading her iPad.

Can iPads get viruses?

Michelle Robins

Contributing Cybersecurity Editor

Anthony Freda

Contributing Cybersecurity Writer

Danielle Bodnar

Contributing Cybersecurity Writer

Brenna Cleary

Staff Social Media Marketing Manager

Anna Wratislav

Contributing Cybersecurity Writer

Deepan Ghimiray

Contributing Cybersecurity Writer

Oliver Buxton

Staff Cybersecurity Editor

Crissy Joshua

Staff Cybersecurity Editor

Jeremy Coppock

Staff Cybersecurity Editor

Ellie Farrier

Staff Cybersecurity Editor

Jan Mazal

Senior Product Marketing Manager, VPN and Privacy

Benjamin Gorman

Contributing Cybersecurity Writer

Michelle Robins

Contributing Cybersecurity Editor

Anthony Freda

Contributing Cybersecurity Writer

Danielle Bodnar

Contributing Cybersecurity Writer

Brenna Cleary

Staff Social Media Marketing Manager

Anna Wratislav

Contributing Cybersecurity Writer

Deepan Ghimiray

Contributing Cybersecurity Writer

Oliver Buxton

Staff Cybersecurity Editor

Crissy Joshua

Staff Cybersecurity Editor

Jeremy Coppock

Staff Cybersecurity Editor

Ellie Farrier

Staff Cybersecurity Editor

Jan Mazal

Senior Product Marketing Manager, VPN and Privacy

Benjamin Gorman

Contributing Cybersecurity Writer

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Mark Birchall

Areas of interest and expertise

Latest articles by Mark Birchall

Articles reviewed by Mark Birchall

Meet our other writers

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