Data & Developer

Password & Passphrase Toolkit

Analyze entropy, generate strong passwords or Diceware-style passphrases, and understand the k-anonymity breach-check pattern. Everything runs locally.

IDLEsvc:security
security.console/analyze.cmd
◉ local-only
Password & Passphrase Toolkit
ent=0blen=0pool=0
Audit, generate, or test against breach corpora
15%
Strength
Type or paste — never leaves the browser

Input password

input.password
a-zA-Z0-9symlen≥12len≥16
Shannon = length × log₂(pool)

Entropy meter

entropy
0
bits
Very weak
length
0
pool
0

Capped visually at 128 bits.

Average attempts ÷ guess rate

Time to crack

offline.fast (10B/s)
0.00s
online (10/s)
0.05s
rate-limited login
offline.slow (10k/s)
0.00s
bcrypt-class
offline.fast (10B/s)
0.00s
single GPU
offline.farm (1T/s)
0.00s
GPU farm
Common patterns that crash entropy estimates

Vulnerability scan

idle
Awaiting input...