Passwords are the first line of defence for every online account. This theme covers everything from creating strong passphrases to understanding how attackers crack credentials, and why protecting your digital identity matters more than ever.
Why this theme matters
Billions of accounts are compromised every year due to weak or reused passwords.
Identity theft can affect your finances, reputation and personal safety.
Strong authentication habits are the single most impactful security skill you can build.
What you'll learn
Password strength & entropy
What makes a password truly hard to crack: length, randomness and character variety.
Password managers
How to remember hundreds of unique passwords using a single master key.
Two-factor authentication
Why a password alone is no longer enough, and how 2FA stops most account takeovers.
Social engineering
How attackers trick people into revealing credentials without touching a keyboard.
Credential stuffing
What happens when leaked passwords from one site are tried on every other site.
Digital identity
Understanding who you are online and how to control your digital footprint.