The Certified Crypto Market blog
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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.
74 articles for “wal” · clear
Bitcoin Stabilizes Near $82,500 Amid Geopolitical News and Security Concerns
Bitcoin has stabilized around $82,500 following reports of a potential hardware wallet exploit and geopolitical developments. The cryptocurrency remains down approximately 4% for the week, while Ether has seen a larger decline.
Oct 10, 2026
How to Build and Track a Crypto Portfolio
Use a crypto portfolio tracker the right way: set goals, size positions, record trades and track performance across wallets and exchanges without exposing keys.
Oct 10, 2026 · 4 min read
Why Your Wallet Shows Different Addresses on Different Chains
Why your wallet address differs on different chains, why EVM chains share one address, and how to avoid sending funds to the wrong network by mistake.
Oct 9, 2026 · 5 min read
Ledger Investigates Wallet Drains Affecting CryptoBilis Customers in Southeast Asia
Hardware wallet firm Ledger is investigating reports of fund losses, potentially exceeding $86 million, from users who purchased devices from reseller CryptoBilis. The incidents primarily affect customers in Southeast Asia, with assets repo
Oct 9, 2026
Sanctions and Crypto: How Blacklisted Addresses Work
Crypto sanctions can put wallet addresses on government blacklists. Learn how sanctioned addresses work, how stablecoins freeze funds and how to stay compliant.
Oct 8, 2026 · 4 min read
Soulbound Tokens Explained
A soulbound token is a non-transferable NFT tied to one wallet. Learn how SBTs work, real use cases like credentials and attendance, and their limitations.
Oct 8, 2026 · 4 min read
Samsung Wallet Integrates USDC Transfers on Solana for US Galaxy Users
Samsung Wallet will enable USDC transfers for eligible US Galaxy device users starting in late October, utilizing the Solana blockchain. This feature facilitates cross-border remittances and transfers to bank accounts in over 60 countries.
Oct 8, 2026
Wallet Derivation Paths Explained
A derivation path tells a wallet which addresses to create from your seed phrase. Learn how paths like m/44'/60'/0'/0/0 work and how to fix missing balances.
Oct 8, 2026 · 5 min read
What Is a Seed Phrase?
A seed phrase is the master key to your crypto wallet. Learn how 12- and 24-word recovery phrases work, how to store one safely and the scams that target it.
Oct 8, 2026 · 4 min read
Europol Highlights Quantum Threat to Crypto Wallets, Urges Immediate Mitigation
Europol has issued a warning regarding the vulnerability of exposed private keys to quantum attacks, urging crypto developers, exchanges, and users to begin post-quantum migrations. Separately, a financial expert noted that banks require sp
Oct 7, 2026
Shamir Backup and Splitting a Seed Phrase
Shamir backup splits a wallet's recovery secret into shares so no single copy can steal your funds. Learn how it works and why cutting a seed in half is risky.
Oct 7, 2026 · 5 min read
Public Key vs Private Key Explained
A private key proves you own your crypto; a public key lets others verify it. Learn how the key pair works, how addresses are made and how to keep keys safe.
Oct 7, 2026 · 5 min read
How to Add a Custom Token to Your Wallet Safely
Learn how to add a custom token to your wallet safely: find the right contract address, pick the correct network, confirm details and avoid fake tokens.
Oct 7, 2026 · 4 min read
FinCEN Withdraws Crypto Wallet and Mixer Surveillance Proposals
The Financial Crimes Enforcement Network (FinCEN) has reportedly withdrawn two proposals concerning surveillance of unhosted crypto wallets and crypto mixing services. This decision follows significant industry feedback regarding the propos
Oct 7, 2026
Steel Seed Phrase Backups: Are They Worth It?
Is a metal seed backup worth it? Compare steel plates, tiles and capsules with paper, learn what they protect against and how to use one safely.
Oct 6, 2026 · 5 min read
What Is a Crypto Wallet?
What a crypto wallet is, how keys and addresses work, the main wallet types (hot, cold, custodial) and the security steps every beginner should follow.
Oct 6, 2026 · 4 min read
FinCEN Withdraws Proposed Crypto Mixing Rule Citing Legitimate Activity Concerns
The U.S. Treasury's Financial Crimes Enforcement Network (FinCEN) has withdrawn a proposed rule concerning crypto mixing, citing potential impacts on legitimate activities. This withdrawal also includes a previous proposal related to unhost
Oct 6, 2026
How to Use a Decentralized Exchange (DEX) for the First Time
How to use a DEX safely for the first time: set up a wallet, find the real site, verify the token, set slippage, approve wisely and avoid common mistakes.
Oct 6, 2026 · 5 min read