8 Character Password Generator
A 8-character password generator creates random passwords exactly 8 characters long using a combination of uppercase, lowercase, numbers, and symbols. This free tool generates cryptographically secure 8-character passwords entirely in your browser — no data is transmitted.
Is 8 characters enough for a password?
A 8-character password using a full character set of 94 characters achieves approximately 52 bits of entropy. NIST 2024 guidelines recommend at least 12 characters for new passwords — consider using a longer password when your system allows it. The key factor is that the password must be randomly generated — human-chosen passwords are predictable even at longer lengths.
Entropy increases exponentially with length. Adding just 4 more characters multiplies the search space by millions. Using all character types (expanding from 26 to 94 characters) also dramatically increases strength.
When to use a 8-character password
8-character passwords are ideal for legacy systems, some older routers and services. Some legacy systems only accept 8-character passwords — in that case, always use all available character types to maximize entropy within the constraint.
Frequently Asked Questions
A 8-character password using all character types (uppercase, lowercase, numbers, symbols) has approximately 52 bits of entropy. This is below the current NIST recommendation of at least 12 for new passwords. For most accounts, use at least 12 characters for better security.
8-character passwords are best for legacy systems, some older routers and services. If your system allows it, consider using a longer password for better protection.
Use the generator above — it defaults to exactly 8 characters. All character types are enabled by default. Click Generate and copy your new password with the Copy button. The password is created using crypto.getRandomValues(), which is cryptographically secure.
For email accounts, we recommend at least 12 characters. A 8-character password provides limited protection against modern cracking tools. Use our 16-character generator for email accounts.