LicenseEngine

Mode Signed (J1‑B32 payload + B32 signature) Pattern‑only (mask + check symbol)

Number of Keys

Batch Seed (optional) Seed FP: —

Signed Mode Settings J1

Product

Edition

Expiry (YYYY‑MM‑DD, optional)

Customer ID

Nonce bytes 8 12 16 24 32 Adds randomness for uniqueness and collision resistance.

Load Private Key (.pkcs8/.pem) No private key loaded

Load Public Key (.spki/.pem) for fingerprint & verifier Public Key FP: —

Pattern Settings Mask + Check

Pattern Tokens: X=alphabet, A=letters, N=digit, C=check, ‘-’ literal

Alphabet Crockford Base32 Base58 Alnum Upper (A‑Z,0‑9)

Security Meter

Alphabet Size

—

Effective Length

—

Entropy (bits)

—

Collision Risk (batch)

—

Generate Clear Copy Export CSV Export Manifest Download Verifier

Output

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