Why You Need a Separate, Secure Password for Every Online Account

The internet would be a much safer place if everyone used a unique, secure password for each online account. From social media to banking, every digital entry point relies on a password, and its strength directly impacts your security.

Are You Using the Same Password Everywhere?

If so, you’re an easy target for hackers. Most hacks don’t occur through direct attacks on individuals but through breaches of large companies and service providers. When a company is hacked, millions of login credentials—passwords, email addresses, and sometimes payment details—are compromised. Hackers then use the stolen data to try and break into other accounts, especially if the same password is reused across multiple services.

How Do Criminals Use Stolen Data?

Once criminals obtain your login credentials, they use automated tools to test them on various sites. This can lead to identity theft or unauthorized access to sensitive information, like your bank account or social media profiles. You can mitigate this risk by ensuring each account has a unique password.

What Can You Do to Protect Yourself Right Now?

Use Unique, Secure Passwords

Start by securing each account with a separate password. This applies not only to online accounts but also to devices—your computer, phone, and tablet should each have their own secure access code.

Types of Secure Passwords

• Passphrases: A long, easy-to-remember password made up of multiple words. Example: “RasenEngelTanztImSchneeUndFrisstKohl”. These should ideally be at least 25 characters long and include uppercase letters, numbers, or special characters for extra security.
• Shorter but complex passwords: A mix of random letters, numbers, and symbols. Example: “d8Lv_e4!c§”. This kind of password is secure but difficult to remember without a password manager.

Use a Trusted Password Manager

A major reason people reuse passwords is because they’re hard to remember. A trusted password manager like Bitwarden securely stores and generates strong, random passwords for each account.

• Just create one strong master password (at least 25 characters) for your password manager. Example: “TheEldest4Untamed!FactorTractor”.
• If you fear forgetting it, write it down and store it in a safe place.

What is Diceware™?

If you prefer to create your own secure passphrases, Diceware™ is a method that uses dice to select words from a word list. Example: “correct horse battery staple.” These are longer and harder to crack but easier to remember.

Take Action: Change Your Passwords Now

1. List Your Accounts: Identify all your accounts and any weak passwords.
2. Use a Password Manager: Log in to each account, replace the password with a secure one, and store it safely.
3. Check if You’ve Been Hacked: Use Have I Been Pwned to see if your credentials were leaked. If they were, change your passwords immediately.

Additional Tips

• Check App Permissions: Review which apps have access to your data—many don’t need your camera, location, or contacts.
• Lock Your Devices: Use at least a 6-digit PIN or a longer random code. Combine it with fingerprint or facial recognition for convenience.

The Role of  Multifactor Authentication (MFA)

Even with strong passwords, enabling Two-Factor Authentication (2FA) adds an extra security layer. After entering your password, you receive a second authentication code via an app or security key.

• Avoid SMS-based MFA when possible, as phone numbers can be hijacked.
• Use authentication apps like Ente Auth, Aegis, or FreeOTP for stronger protection.
• Hardware security keys like YubiKey or Nitrokey provide the best security for critical accounts.

For a detailed comparison and further information of MFA and authentication apps, check out our article: Advanced Guide: Passwords, Passkeys & Authentication (Easy-to-Understand).

Electronic Frontier Foundation (EFF), Creating Strong Passwords, Jan. 20, 2023.

Troy Hunt, I am running Have I Been Pwned, 01/20/2023

ProtonMail, Let’s settle the password vs. passphrase debate once and for all , 05.05.2021

Arnold G. Reinhold, The Diceware Passphrase HomePage, 05.05.2020

Security Insider, Token für Multi Faktor Authentifizierung (MFA), 05.05.2021

Cover image, © Cloudpirat 2025