The Certified Crypto Market blog
Crypto, explained.
Scams, exposed.
Plain-English guides to protect your money: how to research a project, spot a scam, store coins safely and understand every major cryptocurrency.
4 articles for “transactions” · clear
Rollups Explained: Optimistic vs Zero-Knowledge
Rollups run transactions off the main chain and post data back to it. Learn how optimistic and zero-knowledge rollups differ, and the risks that remain.
Oct 11, 2026 · 5 min read
Empire Market Co-Creator Sentenced to 40 Years for Dark Web Operations
One of the co-creators of the dark web marketplace Empire Market has been sentenced to 40 years in prison for his role in the operation, which facilitated transactions totaling approximately $430 million. The individual also forfeited over
Oct 10, 2026
What Is Zcash (ZEC)? How It Works, Use Cases and Risks
What is Zcash? A plain-English guide to ZEC: its origins, how shielded transactions and zk-SNARKs work, supply design, use cases, risks and fake-token checks.
Oct 7, 2026 · 4 min read
Address Poisoning Attacks: The Copy-Paste Trap Draining Wallets
Address poisoning tricks you into copying a look-alike wallet address from your own history. Learn how the scam works and the habits that stop it cold.
Oct 3, 2026 · 4 min read