Category
Token Security
34 articles in this category.
What Is a Multi-Sig Wallet and Why Serious Crypto Projects Use Them
Multi-sig wallets require multiple approvals before any transaction executes. Learn how they protect project treasuries, how to verify if a project uses one, and what it means for safety.
Hannisol Team
What Is the Solana Token Extensions Standard (Token-2022) and Why It Changes Risk Evaluation
Token-2022 introduces powerful new features like transfer fees and permanent delegation. Legitimate uses exist — but several extensions create attack vectors that don't exist in standard SPL tokens.
Hannisol Team
What Are Crypto Scam Recovery Services and Why They're Almost Always Scams Themselves
After losing money to a scam, victims are targeted by a second wave of fraudsters promising recovery. Blockchain transactions are irreversible. No service can undo them.
Hannisol Team
What Is a Rug Check API? How Automated Security Tools Work Behind the Scenes
When you run a token through Hannisol and get a risk score in seconds, what's actually happening? Here's the technical architecture behind automated token security analysis.
Hannisol Team
What Is a Crypto Airdrop and Is It Safe to Claim?
Some of crypto's biggest wealth creation events came from airdrops. So did some of its most effective scams. Here's how to tell real from fake.
Hannisol Team
What to Do if Your Crypto Wallet Is Hacked: An Emergency Response Guide
The decisions you make in the first five minutes after discovering a wallet compromise determine whether you lose everything or limit your losses. Here's the correct emergency protocol.
Hannisol Team
Two-Factor Authentication for Crypto: What It Protects and What It Doesn't
2FA protects your centralized exchange login — not your self-custody wallet. Understanding exactly what it covers (and doesn't) could prevent a major misunderstanding.
Hannisol Team
What Are Token Approvals? How to Check and Revoke Dangerous Permissions
Every DeFi interaction may grant smart contracts permissions to access your tokens. Some of those permissions can drain your wallet weeks later. Here's how to audit and revoke them.
Hannisol Team
What Is a Seed Phrase Attack? The Tactics Scammers Use to Steal It
A single successful seed phrase extraction can yield hundreds of thousands of dollars for scammers. Here are every known attack vector and the rules that prevent all of them.
Hannisol Team
Should You Use a Hardware Wallet for Solana? A Practical Guide to Ledger
A hardware wallet stores your private keys in an isolated chip that is never internet-connected. But is the security upgrade worth the friction? Here's a practical guide.
Hannisol Team
How to Recognize a Crypto Phishing Attack Before It's Too Late
The difference between a legitimate site and a phishing page can be a single character in the URL. Here's how to identify attacks before you interact with them.
Chawki Malek
The 5 Most Common Ways Solana Wallet Drainers Steal Your Crypto
A wallet drainer can empty your entire portfolio in a single transaction you unknowingly approved. These are the five methods currently active in the Solana ecosystem.
Hannisol Team