Guides
Domain & brand-protection guides for small businesses
Plain-English explainers on lookalike domains, phishing, data breaches and how to respond — written for business owners, not security specialists.
Lookalike & impersonation domains
How fake web addresses are built to be mistaken for yours — and how to spot them.
What is domain impersonation?
Domain impersonation is when scammers use a web address that resembles yours. Learn how it works and how to protect your customers and staff.
Read guide What is a lookalike domain?
A lookalike domain is a web address designed to resemble yours. Learn how these domains are used and how to protect your business and customers.
Read guide Typosquatting explained
Typosquatting is when scammers register misspellings of your web address to catch people who make a typing mistake. Here is how it works and how to stop it.
Read guide Homoglyph attacks explained
A homoglyph attack uses similar-looking characters to create a deceptive web address. Learn how the trick works and how to protect your business.
Read guide Combosquatting explained
Combosquatting adds an official-sounding word to a brand to create a deceptive domain. Learn how it works and how to protect your business.
Read guide Check for domains similar to yours
Worried someone has registered a web address like yours? Here are the practical ways to check for lookalike and copycat domains, and where the limits are.
Read guide Data breaches & leaked credentials
When your team's passwords end up in a breach or a stealer log, and what to do about it.
Is my business in a data breach?
Learn how to check work email addresses against known data breaches, what a match means and the practical steps your business should take next.
Read guide Stealer logs explained
Stealer logs contain data stolen from infected devices. Learn what they may include, why they matter and how a small business should respond.
Read guide Business credential monitoring
Business credential monitoring alerts you when work email addresses appear in known breaches or stealer logs, so your team can respond quickly.
Read guide Defend & respond
Practical steps to take a fake down and to decide which lookalikes are worth registering.
Found a fake version of your website?
Found a fake copy of your website or a lookalike domain? Follow these practical steps to assess it, preserve evidence and report the abuse.
Read guide How to take down a phishing domain (UK)
A plain-English, step-by-step UK guide to reporting and removing a fake or scam web address, including who to contact, Nominet and browser warning routes.
Read guide Defensive domain registration
Should you buy web addresses that look like yours? This guide explains defensive domain registration, renewal costs and which domains to prioritise.
Read guide Check for lookalike domains
Run a free check for lookalike domains that are registered and point to an internet address — no sign-up, nothing to install.
Run a free scan Or see a sample Domain Report →