LEVEL 03 · Expert
Reason about authorization, adversarial inputs, privacy, and reliable operations.
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SIX STEPS · BUILD ONE IDEA AT A TIME
Map protocol assets, account trust boundaries, attacker capabilities, and observable security evidence.
Threat-model a fictional token vault. Submit an account and authority map, attacker-capability table, five explicit invariants, one traced account-substitution attack, a CPI privi…
Design a Solana instruction authorization that binds the intended action and cannot be replayed.
Design a signed release authorization for a fictional token escrow. Specify its canonical schema and byte encoding, trusted signer, domain and program, escrow, mint, recipient, am…
Reconcile Solana transactions across confirmation, expiration, retries, and interrupted clients.
Create a transaction-recovery table for an escrow purchase. Include user cancellation, RPC timeout, expired blockhash, failed execution with fees, delayed finalization, duplicate …
Assess what Solana programs and token extensions reveal, authorize, and make durable.
Prepare a privacy and authority review for a fictional Token-2022 community token and the academy's Metaplex Core learning badge. Record the token program and extensions; for the …
Plan a verifiable Solana release with controlled authorities, monitored dependencies, and recovery evidence.
Write a release runbook for a Solana escrow program. Include reproducible-build and on-chain verification steps, authority inventory, compute and fee budget, primary and fallback …
Produce a reviewable Solana application architecture, implementation plan, tests, and evidence-based risk report.
Use Expert Protocol Review Kit 01 with a fresh copy of Token Escrow Lab 01. Reproduce the pinned SBF build and LiteSVM baseline, map the stored-beneficiary, mint/vault, deadline, …