If you’re comparing the best hardware wallets in 2026, the first question is what you actually need one for. When crypto is held on an exchange, the exchange controls the private keys — not you. In February 2025, Bybit was hacked for roughly $1.4 billion. Before that came FTX, Celsius, Mt. Gox, and other platforms …
Dirty Crypto: How To Check If Your Funds Are Clean
Dirty crypto refers to funds whose transaction history is linked to illicit or high-risk activity. According to the Chainalysis Crypto Crime Report 2026, illicit cryptocurrency addresses received at least $154 billion in 2025, up 162% from the previous year. Stablecoins accounted for 84% of that volume: criminals use them for many of the same reasons …
Approve, Permit and WalletConnect: How Permissions Can Drain Your Tokens
Approve, Permit and WalletConnect are common DeFi mechanisms that can give a contract permission to interact with your assets. Crypto security usually starts with protecting your seed phrase: keep it offline, never enter it on random websites, and never share it with anyone. But that alone is not enough if you approve a permission or …
Best FIDO2 Security Keys to Buy in 2026
When choosing FIDO2 security keys, specs are only part of the picture. You also need to think about how convenient a key will be to use every day: which connector it uses, whether it has NFC, whether it works well with your laptop and phone, and whether your email provider, crypto exchange, GitHub, or password …
FIDO2 Security Key: How to Protect Google and Other Accounts
We already have a separate guide on choosing U2F/FIDO security keys. Here, we’ll focus on the practical side: you already have a FIDO2 security key, and you need to add it correctly to Google, GitHub, a crypto exchange, or a password manager, set up reliable backup access, and avoid locking yourself out of your accounts. …
Home Bitcoin miner: NerdMiner V2, Bitaxe, or NerdQaxe++
On July 10, 2026, a compact Bitaxe found Bitcoin block 957382 through Public Pool. The miner averaged about 995 GH/s and had been running for roughly eight hours before producing the winning hash, earning 3.13823506 BTC including transaction fees. Stories like this can make a home Bitcoin miner sound like an easy way to make …
Що криптобіржі знають про вас і передають правоохоронцям
17 серпня 2026 року Reuters опублікувало матеріал про справу російського ІТ-фахівця Юрія Бєлєнького. Після запиту російського Слідчого комітету Binance передала відомості про його акаунт і перекази, а слідство отримало дані про транзакції, про які раніше не знало. Ознак злому чи витоку бази тут немає: інформацію надала сама криптобіржа у відповідь на запит російських силовиків. На …
OpenClaw 2.0 Setup: A Detailed Guide to Creating Your Own AI Agent
OpenClaw 2.0 setup turns a regular AI model into a full-fledged personal agent. AI agents can already do far more than a standard chat: they can work with files, calendars, and email, run commands, search for information, and automate routine tasks. OpenClaw quickly became one of the most prominent open-source projects in this space and …
#Tutorial. An unknown token or NFT appeared in your wallet: what to do
An unknown token or NFT appeared in your wallet with a reward offer or a link to a website? Receiving an asset like this does not usually mean your wallet has been compromised: an incoming transfer does not require your signature and does not give the sender permission to spend other assets from your address. …
