Free Instant Tool

Strong Password Generator

Generate secure, strong passwords with custom lengths, symbols, live strength ratings, and 1-click bulk export.

100% In-Browser SafeNo Files UploadedZero Signup Needed
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Strength:Military-GradeEntropy: 103 bits
Est. Cracking Time: Trillions of Centuries
Password Length16 chars
6 (Min)16 (Recommended)64 (Max)
Character Options

Bulk Password Generator

Password Security Standards & Entropy Guidelines

In modern cybersecurity, dictionary attacks and GPU hash clusters can guess millions of passwords per second. Choosing long, high-entropy random passwords is your primary defense against credential stuffing and brute-force cracking.

Brute-Force Resistance Comparison (NIST Benchmark)

Length & Character SetEntropy (Bits)Est. Brute-Force TimeSecurity Grade
8 Chars (Lowercase only)37 bitsInstant (< 1 sec)Unsafe
10 Chars (Numbers + Letters)59 bits~3 to 4 weeksModerate
16 Chars (Full Alpha + Symbols)104 bitsCenturiesMilitary-Grade

Frequently Asked Questions

Everything you need to know about using this strong password generator.

Never. Passwords are generated directly on your device. No passwords or credentials are ever stored, transmitted over the internet, or logged.

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