LicenseGuard Authority

Central Ed25519 Asymmetric Cryptographic Licensing Authority & Node-Lock SDK

Enterprise-grade software licensing and anti-piracy server with multi-language client SDKs. Issues Crockford Base32 serial keys, cryptographically signed with asymmetric Ed25519 signatures, verifying hardware node-locks offline without requiring an online connection.

Purchase License ($49.99) Open Live Web Portal

Real Desktop Application Screens • Captured from the Running Program

100% Native Executable Node-Lock Verified

Head-to-Head Competitor Analysis

Why LicenseGuard Authority is cheaper, faster, and more secure than Keygen.sh ($1,428/yr) / Cryptlex ($2,388/yr).

Comparison Metric	LicenseGuard Authority	Keygen.sh ($1,428/yr) / Cryptlex ($2,388/yr)
License Model & Price	$49.99 (One-Time Perpetual)	$1,428 to $2,388/year SaaS subscription
Annual Financial Savings	Save $1,370 - $2,330/yr every single year
Competitor Drawbacks	Extremely expensive recurring SaaS billing, vendor lock-in, client software breaks if license SaaS goes down
Why Vivian Is Better	One-time $49.99 perpetual license, self-hosted on your own server, complete data sovereignty, zero recurring fees
Execution Environment	100% Offline Air-Gapped	Mandatory cloud check-in
Runtime Telemetry	Zero Telemetry (0.00KB sent)	Cloud telemetry & user tracking

Engineering Specifications & Features

Asymmetric Ed25519 public-key cryptography: public key embedded in client, private key never exposed

Crockford Base32 human-readable serial keys with built-in checksum error correction

Hardware node-locking binding to Motherboard UUID, CPU ID, and MAC address hash

100% offline air-gapped license token validation with expiration timestamp and seat caps

Lightweight client SDK libraries available in C, C++, Python, C#, Rust, and Go

Self-hosted licensing server with SQLite/Postgres backend and RESTful management API

Graphical Interface (GUI) Architecture

Web administration console featuring license key generator, active activation table, revocations manager, audit logs, and hardware telemetry viewer.

Headless CLI Reference & Execution

LicenseGuard Authority includes a headless command-line binary ready for automation pipelines, cron daemons, and CI/CD runners:

# Headless command execution:
licenseguard --generate --product RMF --customer 'Acme Corp' --seats 5 --out-key
# Cryptographic node-lock activation:
licenseguard --activate YOUR-CROCKFORD-KEY

Core Architecture & Asymmetric Security

Rust and C++ cryptographic core using libsodium/cryptography primitives, providing sub-microsecond offline key verification.