Start crypto from zero: wallets, private keys and seed phrases, transfers and fees, exchanges versus self-custody, with checklists to help you avoid scams.
Supporters call it the last line of defense if your seed phrase leaks. Critics say it has locked countless people out of their own wallets. Should you use the passphrase known as the "25th word"?
Sarah Collins · 6 min read
The seed phrase stayed safely hidden, yet the wallet was emptied anyway. Malicious approvals, signature phishing, address poisoning and permission hijacks don't need your seed phrase at all, just one click on "confirm." Here's how these attacks work.
Sarah Collins · 7 min read
Bitcoin has fallen 75% or more several times and still gone on to new highs. A lost seed phrase never bounces back. Self-custody means total freedom, with no help desk and no safety net. Take this readiness test before you withdraw.
David Mitchell · 5 min read
No paper, no hardware, your whole stack stored in your head. It sounds like a movie plot. But memories fade, accidents happen and secrets can be forced out. Here are the real risks, and a smarter way to do it.
Sarah Collins · 6 min read
No company, no central bank, no off switch. Here's how Bitcoin actually works, from the double-spend problem to mining and the 21 million cap, in plain English.
David Mitchell · 7 min read
"With 100x leverage, a 1% move doubles your money." It sounds tempting. But a 1% move the other way can wipe you out just as fast. How do liquidations actually happen, how is the liquidation price calculated, and why do so many traders get wiped out by a single wick?
Michael Carter · 5 min read
Thousands of machines hum day and night, using as much electricity as a small country. What are they calculating? Why do bitcoin blocks keep arriving about every 10 minutes? And can an ordinary person still profit from a miner at home? We go from the basics to the bottom line.
David Mitchell · 5 min read
USDT appears out of nowhere, and right on cue someone shows up asking you to click a link, verify your seed phrase or send it back. That money may be fake, bait or even tainted funds that get your account frozen. Here are the five most common setups and how to handle each.
Emily Parker · 6 min read
On one side, veterans chanting "not your keys, not your coins." On the other, newcomers who trust a platform more than themselves. Exchange collapses, record hacks, lost seed phrases and even kidnappings of crypto holders keep fueling the fight. What's the debate really about, and where should you land?
Michael Carter · 5 min read
The market's booming and you're excited to check your gains, only to realize you've forgotten the password, can't find the seed phrase and don't remember your hardware wallet PIN. Don't panic, and definitely don't start guessing. What you still have determines your odds. Here's a situation-by-situation recovery guide.
Sarah Collins · 6 min read
Twelve words from a list of 2,048 doesn't sound like many combinations. Couldn't a hacker with a supercomputer eventually stumble onto yours? A correct guess would give them everything, but making that guess is harder than you can imagine. The real danger is somewhere else.
David Mitchell · 6 min read
Exchange hacks, collapses and frozen accounts keep making headlines, and cold wallets look like the only safe harbor. But when everything depends on one seed phrase, are you gaining freedom or taking on a weight many people can't carry? We break down both sides, risk by risk.
Sarah Collins · 6 min read
We unlock phones with our faces and pay with our fingerprints, yet millions in crypto still depend on a slip of paper with 24 words on it. Is the seed phrase an outdated relic or a battle-tested design? And what better options exist in 2026?
Emily Parker · 6 min read
Not your keys, not your coins. Exchange collapses, lost phones and fake wallet apps wipe people out every year. Here's how to pick a wallet, protect your seed phrase and send funds without losing them.
Sarah Collins · 6 min read