Topic collection
Website Security
Learn the practical foundations that protect websites, connections and business accounts.
guide · 9 min read
What Is HTTPS?
Understand how HTTPS protects browser-to-server connections, how it differs from HTTP and what UK businesses should check before switching.
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What Is HTTPS?
Understand how HTTPS protects browser-to-server connections, how it differs from HTTP and what UK businesses should check before switching.
What Happens If My Website Gets Hacked?
Recognise website compromise, contain the incident, preserve evidence, recover safely and address the original weakness without panic.
What Is SSL?
Certificates, TLS, expiry, validation and what the browser padlock does and does not mean.
How a Secure Password Generator Works
Learn why cryptographic randomness, length and local generation matter when creating unique passwords.
What Makes a Password Strong?
Understand password length, predictable patterns, reuse and the limits of automated strength scoring.
How to Use the Security Header Checker
Prepare reliable inputs, understand the Security Header Checker output and review its limitations before applying the result.
How to Use the Mixed Content Checker
Prepare reliable inputs, understand the Mixed Content Checker output and review its limitations before applying the result.
Free tools
Put the advice to work
Password Generator
Generate cryptographically random passwords or memorable passphrases locally.
Password Strength Checker
Check length, variety and predictable patterns without sending the password anywhere.
Security Header Checker
Review selected browser security headers returned by a public webpage.
Mixed Content Checker
Find explicit HTTP resource references in the initial HTML of an HTTPS page.
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