AnalysisIntermediate
DeFi Risk Taxonomy — Smart Contract, Economic, Governance, Oracle
Every DeFi position carries at least four kinds of risk. Learn to name them and you can price them.
7 min read
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Crypto guides · Security
Beginner-to-advanced crypto guides on Bitcoin, Ethereum, DeFi, staking, wallets, taxes, and security. Step-by-step tutorials backed by hands-on testing.
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Showing 9 of 22
AnalysisAdvanced
Crypto Bridges — Lock-Mint, Burn-Mint, Canonical, and Their Risks
Every bridge has been exploited. Understand the mechanisms before you use one.
8 min read
AnalysisAdvanced
Oracle Manipulation — Attacks That Actually Happened
bZx, Cream, Mango — how attackers moved prices to break lending protocols. Anatomy of a DeFi vulnerability class.
8 min read
AnalysisAdvanced
Reentrancy Attacks Told Through Real Exploits
The DAO, Fei, Cream — the pattern that ate $50M and how the fix works. The most-cited smart-contract vulnerability.
8 min read
GuidesIntermediate
How to Verify a Contract Yourself
Source verification, proxy verification, and the trust it actually earns. The habit that protects you from unverified rugpulls.
6 min read
GuidesIntermediate
Digital Signatures — ECDSA vs Schnorr
What a signature proves, why Schnorr matters, and what Taproot did with it. The primitive that lets crypto wallets exist.
7 min read
GuidesBeginner
Public-Key Cryptography, Explained for Crypto Users
Private keys, public keys, addresses, signatures. The math that makes wallets work, without the math.
7 min read
SecurityAdvanced
CoinJoin and On-Chain Privacy Today
Wasabi, Whirlpool successors, and where Bitcoin privacy tooling stands after the 2024 enforcement wave. What still works and what does not.
8 min read
SecurityAdvanced
Multisig Bitcoin Setups Compared
2-of-3, 3-of-5, collaborative custody. The realistic options for splitting keys across devices and locations, and the tradeoffs each imposes.
8 min read