Generating a secure password is essential for protecting your online accounts, and you have two main options: using Google Chrome’s built-in password generator or a local tool like Password Generator. Google Chrome can create strong passwords automatically when you sign up for a new account, but it stores them in your Google account, which may not be ideal if you prefer to manage passwords yourself. A local password generator, on the other hand, creates passwords instantly in your browser using a cryptographically secure random number generator—nothing is uploaded or stored, giving you full control over your data.
While Google Chrome’s password generator is convenient, it’s tied to your Google account and requires syncing across devices. If you’re signing up for a site that doesn’t support Chrome’s autofill or you want a password for offline use (like a Wi-Fi network or encrypted file), a local tool is more flexible. Password Generator lets you customize length, character types, and even exclude ambiguous characters like 0, O, 1, and l, which can be confusing when typing manually. It also shows you the password’s entropy—a measure of its resistance to brute-force attacks—so you can be sure it’s strong enough for your needs.
Whether you’re creating a password for a new account, updating an old one, or securing a local file, understanding how to generate a strong password is key. Below, we’ll cover how to use Google Chrome’s built-in generator, why a local tool might be a better fit, and step-by-step instructions for creating a secure password with Password Generator.
How Google Chrome Generates Passwords
Google Chrome can generate strong passwords automatically when you’re signing up for a new account. Here’s how it works:
- Open Chrome and navigate to a website where you’re creating a new account.
- Click on the password field. Chrome will often show a prompt like “Suggest strong password” or “Generate password.”
- Click the prompt, and Chrome will fill in a random password for you.
- The password is saved to your Google account and synced across devices where you’re signed in.
This method is convenient because Chrome handles the password for you—no need to remember or type it. However, it only works for online accounts that support Chrome’s autofill, and the password is stored in your Google account, which may not be ideal for everyone. If you prefer to manage passwords locally or need a password for offline use, a tool like Password Generator is a better choice.
Why Use a Local Password Generator Instead
While Google Chrome’s password generator is handy, a local tool like Password Generator offers several advantages:
- No data uploaded: Passwords are generated entirely in your browser using a cryptographically secure random number generator. Nothing is sent to servers, so your data stays private.
- Full customization: You can set the length, choose which character types to include (uppercase, lowercase, digits, symbols), and exclude ambiguous characters like 0, O, 1, and l.
- Instant feedback: The tool shows you the password’s entropy, so you know how resistant it is to brute-force attacks.
- Offline use: You can generate passwords even when you’re not connected to the internet, making it ideal for securing local files, Wi-Fi networks, or other offline systems.
- No account required: Unlike Chrome’s generator, which ties passwords to your Google account, a local tool lets you create passwords without signing in or syncing.
For users who prioritize privacy or need passwords for non-web use cases, a local password generator is the more flexible and secure option.
How to Generate a Secure Password with Password Generator
Generating a strong password with Password Generator is quick and easy. Follow these steps to create a secure password tailored to your needs:
- Go to the Password Generator tool.
- Set the password length using the slider or number box. For most uses, 16 characters or longer is recommended for strong security.
- Toggle the character types you want to include:
- Uppercase letters (A-Z)
- Lowercase letters (a-z)
- Digits (0-9)
- Symbols (!@#$%^&*, etc.)
- Optionally, check the box to exclude ambiguous characters (like 0, O, 1, l) if you plan to type the password manually.
- Review the password strength and entropy estimate. Higher entropy means a more secure password.
- Click “Copy” to save the password to your clipboard, or click “Generate new password” to create a fresh one.
That’s it! You now have a strong, random password ready to use. The tool runs entirely in your browser, so your password is never stored or transmitted.
Password Strength and Entropy Explained
Not all passwords are equally secure. A password’s strength is determined by two main factors: length and character variety. Longer passwords with a mix of uppercase letters, lowercase letters, digits, and symbols are far more resistant to brute-force attacks than short, simple passwords. To quantify this, tools like Password Generator use entropy, measured in bits, to estimate how hard a password would be to crack.
Entropy is calculated based on the number of possible characters and the password’s length. For example:
- A 12-character password using only lowercase letters (26 possible characters) has an entropy of about 56 bits.
- The same 12-character password using uppercase, lowercase, digits, and symbols (94 possible characters) has an entropy of about 79 bits.
- A 16-character password with the same character set has an entropy of about 105 bits.
Higher entropy means a password is exponentially harder to crack. For most purposes, an entropy of 80 bits or higher is considered strong. The table below shows how password length and character variety affect entropy:
| Password Length | Lowercase Only (26 chars) | Uppercase + Lowercase (52 chars) | Uppercase + Lowercase + Digits (62 chars) | All Characters (94 chars) |
|---|---|---|---|---|
| 8 | 37 bits | 46 bits | 49 bits | 52 bits |
| 12 | 56 bits | 68 bits | 73 bits | 79 bits |
| 16 | 74 bits | 91 bits | 97 bits | 105 bits |
| 20 | 93 bits | 114 bits | 121 bits | 131 bits |
As you can see, increasing the password length and using a wider variety of characters significantly boosts entropy. For example, a 16-character password using all character types has an entropy of 105 bits, making it far more secure than an 8-character password using only lowercase letters (37 bits). Password Generator calculates entropy for you, so you can be confident in your password’s strength.
When to Use Google Chrome’s Password Generator vs. a Local Tool
Both Google Chrome’s password generator and a local tool like Password Generator have their place. Here’s when to use each:
| Use Case | Google Chrome’s Generator | Local Password Generator |
|---|---|---|
| Online accounts (e.g., email, social media, shopping) | ✅ Best for convenience—passwords are saved and synced automatically. | ⚠️ Works, but you’ll need to manually save the password. |
| Offline use (e.g., Wi-Fi passwords, encrypted files) | ❌ Not applicable—Chrome’s generator only works for online accounts. | ✅ Ideal for generating passwords for local use. |
| Privacy-focused users | ⚠️ Passwords are stored in your Google account, which may not be ideal for privacy. | ✅ No data is uploaded or stored—passwords are generated locally. |
| Customization (e.g., excluding ambiguous characters) | ❌ Limited customization—Chrome generates passwords in a fixed format. | ✅ Full control over length, character types, and exclusions. |
| Multi-device sync | ✅ Passwords are synced across devices where you’re signed in to Chrome. | ❌ You’ll need to manually transfer passwords between devices. |
If you’re signing up for an online account and don’t mind Chrome managing your passwords, its built-in generator is a great choice. For offline use, privacy, or full customization, a local tool like Password Generator is the better option. You can even use both: generate a password with Chrome for online accounts and use a local tool for everything else.
Tips for Creating and Managing Secure Passwords
Generating a strong password is just the first step. To keep your accounts secure, follow these best practices:
- Use a unique password for every account. Reusing passwords is risky—if one account is compromised, all your accounts are at risk. Use a password manager to keep track of unique passwords for each site.
- Avoid personal information. Never include names, birthdays, or other personal details in your passwords. These are easy for attackers to guess.
- Enable two-factor authentication (2FA). Even the strongest password can be compromised. 2FA adds an extra layer of security by requiring a second form of verification, like a text message or authentication app.
- Update passwords regularly. Change your passwords every few months, especially for sensitive accounts like email and banking.
- Check for breaches. Use a tool like Have I Been Pwned to see if your email or password has been exposed in a data breach. If it has, change your password immediately.
- Store passwords securely. If you’re not using a password manager, write down passwords and store them in a safe place—never save them in an unencrypted file on your computer.
For more tips on encoding and security, check out our guides on how binary to text works and how to decode Base64 text.
For a deeper look, see Decode a Caesar Cipher Without Guessing the Shift.
For a deeper look, see Base64 Decode: What It Is and How to Do It Online.