20 Character Password Generator
Generate 20-character passwords for the highest level of protection. Ideal for master passwords, cryptocurrency wallets, and accounts where security is absolutely critical.
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Options
Character Types
Use Cases
Password manager master passwords
Cryptocurrency wallets and exchanges
Root and admin server credentials
Encryption keys and secure communications
Security Tips
20 characters provides over 130 bits of entropy with all character types.
This exceeds the security requirements of every known standard and regulation.
Use a password manager to store and autofill passwords of this length.
Consider this length for any account where a breach would cause severe consequences.
FAQ
When should I use a 20-character password?
Use 20-character passwords for your most critical accounts: password manager master password, cryptocurrency, root server access, and any account where a breach would be catastrophic.
How long would it take to crack?
A random 20-character password with all character types would take longer than the age of the universe to crack, even with all the computing power on Earth working simultaneously.
Is there a point of diminishing returns?
Beyond 20 characters, additional characters still increase security but the practical benefit is minimal since 20 characters is already uncrackable. That said, there is no harm in going longer.
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