Libraries tagged by double-spend

Opaque, rotating refresh tokens and device sessions for Laravel — SHA-256 at rest, atomic anti-double-spend rotation, family revocation on reuse. Zero third-party runtime deps.

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Typed JSON-RPC client for Bitcoin Cash Node (BCHN) in pure PHP over any PSR-18 client — wallet, UTXO, PSBT, raw-transaction and double-spend-proof calls in the BCHN dialect, CashTokens token data, exact satoshi amounts, never floats.

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A PHP library for UTXO-like bookkeeping using unspent entries.

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A headless, state-driven lifecycle & drip campaign engine for Laravel with zero double-sends, automatic cooldowns, and jitter-proof timing.

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