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Password Security Blog

Plain English articles on password security, data breaches, two-factor authentication and how to protect your accounts online.

Password Security

How to Audit Your Passwords and Fix Them in Under an Hour

Most people have accumulated years of passwords — some strong, many not. This step-by-step guide covers finding weak credentials, checking for breaches, generating secure replacements and setting up a manager so the problem does not recur.

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7 min read

Password Security

How to Create a Strong Password (That You'll Actually Use)

What length to choose, which characters to include, what patterns to avoid and why human brains are terrible at generating randomness.

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6 min read
Password Security

How Long Should a Password Be? What the Experts Actually Say

What NIST guidelines, academic research and real-world cracking speeds say about password length — with specific targets by account type.

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6 min read
Password Security

What Is Password Entropy? A Plain English Explanation

How to read an entropy score, what the bits actually mean in practice and why adding characters beats adding complexity every time.

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6 min read
Password Security

Passphrases vs Passwords: Which Is Actually More Secure?

A head-to-head comparison using real entropy maths. Where passphrases win, where random passwords win and what NIST recommends.

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7 min read
Data Security

The 20 Most Common Passwords — And Why People Keep Using Them

Why the same passwords appear in breach databases year after year, how attackers exploit them and what to do if yours is on the list.

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6 min read
Data Security

What Happens When Your Password Gets Stolen?

The full breach lifecycle: how credentials are stolen, traded and used — and exactly what steps to take if your information was exposed.

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7 min read
Data Security

What Is Credential Stuffing and How Do You Stop It?

How attackers automate account takeovers using stolen passwords, why password reuse is the root cause and the one change that eliminates the risk.

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6 min read
Account Security

What Is Two-Factor Authentication (And Does It Replace Passwords)?

The different types of 2FA, which accounts need it most and why it complements — rather than replaces — a strong password.

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6 min read
Tools & Setup

How Password Managers Work (And Which One Should You Use?)

How managers encrypt your credentials, what zero-knowledge architecture means and a comparison of the main options including Bitwarden, 1Password and Dashlane.

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7 min read
Tools & Setup

How to Choose a Password Manager: What Actually Matters

Cutting through the marketing to what genuinely matters: encryption standards, zero-knowledge architecture, audit transparency and cross-device support.

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7 min read
Password Security

PIN vs Password: When to Use Each and How to Keep Them Safe

Why a 4-digit PIN is safe on your phone but terrible online — and how the hardware lockout mechanism makes all the difference.

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5 min read