CRACK TIME ESTIMATE
Centuries
ENTROPY RATING
128.0 Bits
SECURITY STANDARD
NIST SP 800-63B
24
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How to Use Strong Password Generator
- Select desired security level or customize character sets.
- Slide length to 20+ characters for ultra-secure defense.
- Inspect the live entropy rating (Bits) and estimated brute-force crack time.
- Copy the generated high-security password.
Key Features & Advantages
- Cryptographic entropy calculator (bits of security)
- Brute-force crack time estimator across supercomputers
- Meets NIST and ISO 27001 enterprise password requirements
- Full symbols, numbers, and mixed-case entropy
Frequently Asked Questions
A 20-character password with mixed uppercase, lowercase, numbers, and symbols has over 128 bits of entropy and would take centuries for supercomputers to brute force.